function do_delete() { 

	if(confirm("Are you sure you want to delete this?")) {
		return true;
	} else {
		return false;
	}

}

function popup(url, width, height) {
	day = new Date();
	id = day.getTime();
	window.open(url, id, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=" + width + ",height=" + height + "'");
}

function toggle_div(divId) {

  var div = document.getElementById(divId);

  div.style.display = (div.style.display=="block" ? "none" : "block");

}

function CheckAll(formname, our_field) {
	
	for (var i = 0; i< document.forms[formname].elements.length; i++) {
		
		var e = document.forms[formname].elements[i];
		
		if(e.name == our_field) {
			e.checked = document.forms[formname].check_all.checked;
		}
	}
}