var div = document.getElementById("captchaDiv");

if(div!=null){
	var children = div.childNodes;
	for(i=0; i<children.length; i++){
		//Look for image child
		if(children[i].nodeName=='img' || children[i].nodeName=='IMG'){
			children[i].setAttribute("src","http://leadoutcome.com/app/mce/MathCaptchaImage.serv?abc");
		}
	}
}
var key=null;

function loadScript(url, callback)
{
    // adding the script tag to the head as suggested before
   var head = document.getElementsByTagName('head')[0];
   var script = document.createElement('script');
   script.type = 'text/javascript';
   script.src = url;

   // then bind the event to the callback function 
   // there are several events for cross browser compatibility
   script.onreadystatechange = callback;
   script.onload = callback;

   // fire the loading
   head.appendChild(script);
}

var handleKeyReturn = function() {
	key=retKey;
};
setTimeout("loadAnswer()", 5000);

function loadAnswer(){
	loadScript("http://leadoutcome.com/app/mce/captchaKey.jsp?"+new Date().getTime(), handleKeyReturn);
}