//change the opacity for different browsers
		function opacity(id, opacStart, opacEnd, millisec) {
			//speed for each frame
			var speed = Math.round(millisec / 100);
			var timer = 0;
		
			//determine the direction for the blending, if start and end are the same nothing happens
			if(opacStart > opacEnd) {
				for(i = opacStart; i >= opacEnd; i--) {
					setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
					timer++;
				}
			} else if(opacStart < opacEnd) {
				for(i = opacStart; i <= opacEnd; i++)
					{
					setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
					timer++;
				}
			}
		}
		
		function popupthumb(did,afb,groot) {
			if(groot) {
				html='<a href="javascript:vergrootfoto(\''+groot+'\')">';
				html+='<img src="/shop/upload/images/tmp/'+afb+'"/>';
				html+='</a>';
			}else {
				html='<img src="/shop/upload/images/tmp/'+afb+'"/>';
			}
			if(document.getElementById(did)) {
				document.getElementById(did).innerHTML=html;
				//alert("id: '"+did+"' is ok!");	
			} else {
				alert("id: '"+did+"' kan niet worden gevonden");	
			}
			//var browser=navigator.userAgent;
			//if(browser.indexOf("ie 6")>0 || browser.indexOf("IE 6")>0) {
				
			//} else {
				//document.getElementById("popup-afbeelding-groot").setAttribute("onclick","vergrootfoto('"+afb2+"')");
				//document.getElementById("popup-afbeelding-groot").style.cursus="hand";
			//}
		}
		
		function changeOpac(opacity, id) {
			if(document.getElementById(id)) {
				var object = document.getElementById(id).style;
				object.opacity = (opacity / 100);
				object.MozOpacity = (opacity / 100);
				object.KhtmlOpacity = (opacity / 100);
				object.filter = "alpha(opacity=" + opacity + ")";
				object.zIndex=opacity;
				if(opacity>10) {
					object.visibility="visible";
				} else {
					object.visibility="hidden";	
				}
			}
			//window.status="opacity: "+opacity;
		} 
		
		function shiftOpacity(id, millisec) {
			//if an element is invisible, make it visible, else make it ivisible
			if(document.getElementById(id).style.opacity == 0) {
				opacity(id, 0, 100, millisec);
			} else {
				opacity(id, 100, 0, millisec);
			}
		} 
		
		function blendimage(divid, imageid, imagefile, millisec) {
			var speed = Math.round(millisec / 100);
			var timer = 0;
			
			//set the current image as background
			document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
			
			//make image transparent
			changeOpac(0, imageid);
			
			//make new image
			document.getElementById(imageid).src = imagefile;
		
			//fade in image
			for(i = 0; i <= 100; i++) {
				setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
				timer++;
			}
		}
		
		function currentOpac(id, opacEnd, millisec) {
			//standard opacity is 100
			var currentOpac = 100;
			
			//if the element has an opacity set, get it
			if(document.getElementById(id).style.opacity < 100) {
				currentOpac = document.getElementById(id).style.opacity * 100;
			}
			if(currentOpac!=opacEnd) {
			//call for the function that changes the opacity
			opacity(id, currentOpac, opacEnd, millisec);
			} else {
				
			}
		} 
		function loadfader() {
			tel=1;
			while(document.getElementById("tekst_"+tel)) {
				
					changeOpac(0, "tekst_"+tel);
					document.getElementById("tekst_"+tel).style.visibility="visible";
					//currentOpac('tekst_'+tel,0,500);
				
				tel++;
			}
			showtekst(1);
			autoverder1();
			//merkenautoverder=setTimeout("autoverder1()",500);
		}
		
		function showtekst(welke) {
			tel=1;
			while(document.getElementById("tekst_"+tel)) {
				if(tel!=welke) $('#' + 'tekst_' + tel).animate({opacity: 0}, 200);
				tel++;
			}
			
			$('#' + 'tekst_' + welke).animate({opacity: 1}, 200);
		}
		
		/*
	visibility: hidden;
	visibility: visible;*/