/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
*/

function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_o'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

/*
	Standards Compliant New Window Link
	Author : Pascal Opitz
	http://www.contentwithstyle.co.uk/Articles/6/
*/

function applyPopups()
{
  a = document.getElementsByTagName("a");

  for(i=0; i<a.length; i++)
  {
    if(a[i].getAttribute("rel") && a[i].getAttribute("rel") == "external")
    {
		a[i].target = "_blank";
    }
  }
}

function addLoadEvent(func) { 
	var oldonload = window.onload; 
	if (typeof window.onload != 'function') 
		{ window.onload = func; } 
	else 
		{ window.onload = function() 
			{ oldonload(); func(); } 
		}
	} 

addLoadEvent(initRollovers); addLoadEvent(function() { 
	if (window.attachEvent) window.attachEvent("onload", applyPopups);
	/* more code to run on page load */ }
);