function newWindow(){
	var win = this.open('imgdisplay.aspx','_blank','width=780,height=550,toolbar=no,location=no,menubar=yes,status=yes,scrollbars=yes,resizable=yes');
}

function openwindow(url,title,attributes){
	window.open(url,title,attributes);
}

var checkflag = "false";
function markAll() {
	f=document.forms[0];
	if (checkflag == "false") {
		for (i = 0; i < f.elements.length; i++) {
			if (f.elements[i].type != "radio")
			f.elements[i].checked = true;
		}
		checkflag = "true";
	}
	else {
		for (i = 0; i < f.elements.length; i++) {
			if (f.elements[i].type != "radio")
			f.elements[i].checked = false;
		}
		checkflag = "false";
	}
}