var browserWidth;
var browserHeight;
var da = (document.all) ? 1 : 0;
var pr = (window.print) ? 1 : 0;
var mac = (navigator.userAgent.indexOf("Mac") != -1);
// var Nav4 = (navigator.appName == "Netscape") ? navigator.appVersion.substring(0, 3) == "4.0" : 0;

function do_nothing() {
}

function setFocus(field) {
	if(isNaN(field)) {
		field.focus();
	}
//	else {
//		// the product_code fields are an array
//		field++;
//		// alert("field is " + field);
//		if(document.myform.product_code[field]) {
//			document.myform.product_code[field].focus();
//		}
//	}
}

function print_window() {
	if(pr)  // NS4, IE5
		window.print();
	else if(da && !mac) // IE4 Windows
		vbPrintPage();
	else
		alert("Sorry, your browser doesn't support this feature.");
	// return false;
}

if (da && !pr && !mac) with (document) {
	writeln('<OBJECT ID="WB" WIDTH="0" HEIGHT="0" CLASSID="clsid:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>');
	writeln('<' + 'SCRIPT LANGUAGE="VBScript">');
	writeln('Sub window_onunload');
	writeln('	On Error Resume Next');
	writeln('  Set WB = nothing');
	writeln('End Sub');
	writeln('Sub vbPrintPage');
	writeln('	OLECMDID_PRINT = 6');
	writeln('  OLECMDEXECOPT_DONTPROMPTUSER = 2');
	writeln('	OLECMDEXECOPT_PROMPTUSER = 1');
	writeln('  On Error Resume Next');
	writeln('	WB.ExecWB OLECMDID_PRINT, OLECMDEXECOPT_DONTPROMPTUSER');
	writeln('End Sub');
	writeln('<' + '/SCRIPT>');
}



function certificate_popup(myurl){
	if (navigator.appName == "Netscape"){
		window1 = window.open(myurl, "vlittle", "width=830,height=700,resizable=0,status=0,toolbar=0,menubar=0,scrollbars=0,screenY=100,screenX=100,alwaysRaised");
		window1.focus();
	}
	else { // MSIE (?)
		window1 = window.open(myurl, "vlittle", "width=830,height=700,resizable=0,status=0,toolbar=0,menubar=0,scrollbars=0,top=100,left=100");
		window1.focus();
	}
}

function orderinginfo_popup(myurl){
	if (navigator.appName == "Netscape"){
		window1 = window.open(myurl, "vlittle", "width=400,height=550,resizable=0,status=0,toolbar=0,menubar=0,scrollbars=1,screenY=100,screenX=100,alwaysRaised");
		window1.focus();
	}
	else { // MSIE (?)
		window1 = window.open(myurl, "vlittle", "width=400,height=550,resizable=0,status=0,toolbar=0,menubar=0,scrollbars=1,top=100,left=100");
		window1.focus();
	}
}