function webshop_confirm_action(thetext){
	ht = document.getElementsByTagName("html");
	if (thetext=="undefined") { 
		thetext="Are you sure?"; 
	}
	ht[0].style.filter = "progid:DXImageTransform.Microsoft.BasicImage(grayscale=1)";
	if (confirm(thetext)){
		return true;
	} else {
		ht[0].style.filter = "";
		return false;
	}
}
function chval(id,content) {
	document.getElementById(id).value=content;
}
function chval_checked(id,content) {
	if (content=='1') {
		change=true;
	} else { change=false; }
	document.getElementById(id).checked=change;
}