var imageSource = '';
var pagename = '';
var firstWord = '';
var firstWord2 = '';
var secondWord =  '';

function UpdateImage()
		{	
	
var img = document.PreviewImages;
var img2 = document.PreviewImage2;
var img3 = document.PreviewImage3;
var img4 = document.PreviewImage4;


	
if (img != null)
                       {
						   
	 
			var name2 = img.src;			   
			var dir=name2.substring(0,name2.lastIndexOf('/')+1);
			var lastnum = name2.lastIndexOf('--')+1;
					if (lastnum !=0) { var url = name2.substring(dir.length,lastnum); } else {var url = name2.substring(dir.length,name2.length+1);};
					var pagename = url;			   
				
var dd = document.forms[0].elements["vwattr0_Glass Type"];	
		var	firstWord = '';
if (dd != null)
                      {
if (dd.options[dd.selectedIndex].text.indexOf(' ') != -1)
			{
				firstWord = dd.options[dd.selectedIndex].text.substring(0,dd.options[dd.selectedIndex].text.indexOf(" "));
						}
			else
			{
				firstWord = dd.options[dd.selectedIndex].text;
			}}
			
var dd2 = document.forms[0].elements["vwattr0_Finish Type"];	
			firstWord2 = '';
if (dd2 != null)
                       {
if (dd2.options[dd2.selectedIndex].text.indexOf(' ') != -1)
			{
				firstWord2 = dd2.options[dd2.selectedIndex].text.substring(0,dd2.options[dd2.selectedIndex].text.indexOf(" "));
			
			}
			else
			{
				firstWord2 = dd2.options[dd2.selectedIndex].text;
			}
			var secondWord =  firstWord2 + '-';
			}


if (dd != null)
                       {

			imageSource = pagename + '-' + firstWord + '.jpg';

}
                       else
                               imageSource = pagename + '.jpg';
			img.src = 'http://site.bathroom-glass-vanities.com/images/medium/' + imageSource;
			
	}
if (img2 != null)
                       {
                     
			var name = img2.src;			   
			var dir2=name.substring(0,name.lastIndexOf('/')+1);
			var lastnum2 = name.lastIndexOf('--')+1;
			if (lastnum2 !=0) { var url2 = name.substring(dir2.length,lastnum2); } else {var url2 = name.substring(dir2.length,name.length+1);};
			
			var newimage = url2;
			if (dd2 != null) {
			var imageSource2 = 'side' + '--' + firstWord2 + '.jpg';	
			var imageSource3 = 'top' + '--' + firstWord2 + '.jpg';
			var imageSource4 = 'corner' + '--' + firstWord2 + '.jpg';
			 
}
  else
                               imageSource2 = newimage + '.jpg';
		
			img2.src = 'http://site.bathroom-glass-vanities.com/images/medium/'+imageSource2;
			img3.src = 'http://site.bathroom-glass-vanities.com/images/medium/'+imageSource3;
			img4.src = 'http://site.bathroom-glass-vanities.com/images/medium/'+imageSource4;
			

			
			}

		
		}