function initValidation()
        {
        }
        
function refreshImages() {
	for(i=0;i<document.images.length;i++) {
		document.images[i].src = document.images[i].src + "?" + Math.floor(Math.random() * 1000);
	}
}
        
function windowOpen(url,w,h) {
	var winleft = (screen.width - w) / 2;
	var winUp = (screen.height - h) / 2;
    var myWindow=window.open(url,'windowRef_CRSC','scrollbars,left='+winleft+',top='+winUp+',width=' + w + ',height=' + h);
    if (!myWindow.opener) 
    	myWindow.opener = self;
}