/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
	
	Modification for partial class matching (className.match()) by John Wright.
	Modification for Multiple Active Images by Jens Martsch
*/

function initRollovers(imagetoclick) {
	
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	aImages = document.getElementsByTagName('img');
	var i=0;
	for (var j = 0; j < aImages.length; j++) {		
		if (aImages[j].className.match('rollover')) {
		    aImages[j].id = i+1;
			var src = aImages[j].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_f2'+ftype);

			aImages[j].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[j].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[j].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_f2'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}	
			i++;
		}
	}
	if (imagetoclick){
		for (i=0; i<imagetoclick.length; i++){
		for (var j = 0; j < aImages.length; j++) {		
		
					if (aImages[j].id==imagetoclick[i]) {
						var src = aImages[j].getAttribute('src');
						var ftype = src.substring(src.lastIndexOf('.'), src.length);
						var hsrc = src.replace(ftype, '_f2'+ftype);					
						aImages[j].setAttribute('hsrc', hsrc);
						aImages[j].setAttribute('src', aImages[j].getAttribute('hsrc'));
				}
			}
		}
	}
	
}