function openwin(module,page,param) {
	allparams = "default.aspx?module=" + module;
	if (page!="") {
		allparams += "&page=" + page;
	} 
	if (param!="") {
		allparams += "&" + param;
	}
	window.open(allparams,"_self");
}
function popup(module,page,param,ptarget,control,lg,ht) {
	var left=(screen.width-lg)/2;
	var top=(screen.height-ht)/2;
	if (control!="") {
		control += ",";
	}
	control += "top=" + top + ",left=" + left + ",width=" + lg + ",height=" + ht;
	allparams = "popup.aspx?module=" + module;
	if (page!="") {
		allparams += "&page=" + page;
	} 
	if (param!="") {
		allparams += "&" + param;
	}
	window.open(allparams,ptarget,control);
}