var onloadArray = new Array();
var bodyOnload = false;
function add_onload(functionName){
	if (bodyOnload!=true){
		if (document.getElementsByTagName("body")[0]!= null){
			var doc_body = document.getElementsByTagName("body")[0];
			if (typeof(doc_body.onload)=="function"&&doc_body.onload.toString().indexOf('executeFunctions')==-1) onloadArray[onloadArray.length]=doc_body.onload;
			bodyOnload=true;
		}
	}
	onloadArray[onloadArray.length] = functionName;
	window.onload=executeFunctions;
}
function executeFunctions() {
	for (i in onloadArray) {
		if (typeof(onloadArray[i])=="function") onloadArray[i].apply();
		else eval(onloadArray[i]);
	}
}