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

function ContactUs(url,name,features){
	win = window.open(url,name,'menubar=0,toolbar=0,scrollbars=no,resizable=0,width=450,height=510');
}