// JavaScript Documentfunction update_selection() {
function update_selection() {
	if (document.sampleselector.shape.selectedIndex == 0) { // Round
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/roundalmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/roundash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/roundblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/roundblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/roundbrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/roundgreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/roundlblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/roundlgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/roundnavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/roundport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/roundrusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/roundrust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/roundtan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/roundteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/roundwalnut.gif';
	}
	else if (document.sampleselector.shape.selectedIndex == 1) { // Square
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/squarealmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/squareash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/squareblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/squareblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/squarebrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/squaregreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/squarelblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/squarelgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/squarenavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/squareport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/squarerusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/squarerust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/squaretan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/squareteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/squarewalnut.gif';
	}	
	else if (document.sampleselector.shape.selectedIndex == 2) { // Rectangle

		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglealmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/rectangleash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/rectangleblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/rectangleblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglebrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglegreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglelblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglelgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglenavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/rectangleport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglerusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglerust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/rectangletan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/rectangleteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/rectanglewalnut.gif';
	}	
	else if (document.sampleselector.shape.selectedIndex == 3) { // Rounded Corner
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedalmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedbrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedgreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedlblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedlgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/roundednavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedrusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedrust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedtan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/roundedwalnut.gif';
	}
	else if (document.sampleselector.shape.selectedIndex == 4) { // Octogan
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonalmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonbrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/octagongreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonlblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonlgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonnavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonrusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonrust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/octagontan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/octagonwalnut.gif';
	}	
	else if (document.sampleselector.shape.selectedIndex == 5) { // One-Cut Corner
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutalmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutbrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutgreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutlblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutlgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutnavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutrusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutrust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/onecuttan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/onecutwalnut.gif';
	}	
	else if (document.sampleselector.shape.selectedIndex == 6) { // Two-Cut Corner
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutalmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutbrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutgreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutlblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutlgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutnavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutrusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutrust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/twocuttan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/twocutwalnut.gif';
	}	
	else if (document.sampleselector.shape.selectedIndex == 7) { // Four-Cut Corner
	
		if (document.sampleselector.color.selectedIndex == 0) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutalmond.gif';
		if (document.sampleselector.color.selectedIndex == 1) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutash.gif';
		if (document.sampleselector.color.selectedIndex == 2) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutblack.gif';
		if (document.sampleselector.color.selectedIndex == 3) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutblue.gif';
		if (document.sampleselector.color.selectedIndex == 4) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutbrown.gif';
		if (document.sampleselector.color.selectedIndex == 5) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutgreen.gif';
		if (document.sampleselector.color.selectedIndex == 6) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutlblue.gif';
		if (document.sampleselector.color.selectedIndex == 7) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutlgray.gif';
		if (document.sampleselector.color.selectedIndex == 8) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutnavy.gif';
		if (document.sampleselector.color.selectedIndex == 9) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutport.gif';
		if (document.sampleselector.color.selectedIndex == 10) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutrusset.gif';
		if (document.sampleselector.color.selectedIndex == 11) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutrust.gif';
		if (document.sampleselector.color.selectedIndex == 12) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcuttan.gif';
		if (document.sampleselector.color.selectedIndex == 13) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutteal.gif';
		if (document.sampleselector.color.selectedIndex == 14) document['cover_sample'].src='/files/catalog_images/spa_covers/fourcutwalnut.gif';
	}	

	
	return;
}