function helpwindow() {
	windowHandle=window.open("../site/helptext.php", "helpwin","toolbar=no,scrollbars=yes,menubar=no,width=500,height=500");
	windowHandle.focus();
	windowHandle.document.close();
}

function newwindow(imagename,title) {
	var s1 ="<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01 Transitional//EN'><HTML><HEAD><meta http-equiv='Content-Type' content='text/html; charset=iso-8859-1'>\n";
	var s2 ="<link rel='stylesheet' href='../lib/tachinidae.css'><TITLE>"+title+"</TITLE><SCRIPT language='JavaScript' type='text/javascript' SRC='../lib/library.js'></SCRIPT>\n";
	var s3 ="</HEAD><body><CENTER><IMG SRC='"+imagename+"' BORDER='0' OnLoad='javascript:resizewin()'>\n";
	var s4 ="<FORM><INPUT TYPE='BUTTON' VALUE='Close Window' onClick='self.close()'></FORM>\n";
	var s5 ="</CENTER></BODY></HTML>\n";
	windowHandle=window.open("", "newwin","toolbar=no,scrollbars=no,menubar=no,width=500,height=500");
//	windowHandle=window.open("", "newwin","toolbar=no,menubar=no,width=500,height=500");
	windowHandle.document.write(s1+s2+s3+s4+s5);
	windowHandle.focus();
	windowHandle.document.close();
}

function resizewin() {

	var dwidth, dheight;
	var isNav4, isIE4;
	if (parseInt(navigator.appVersion.charAt(0)) >= 4) {
	isNav4 = (navigator.appName == "Netscape" || navigator.appName == "Firefox") ? 1 : 0;
	isIE4 = (navigator.appName.indexOf("Microsoft") != -1) ? 1 : 0;
	}

	if (isNav4) {
		window.innerWidth = document.layers[0].document.images[0].width+20;
		window.innerHeight = document.layers[0].document.images[0].height+70;
	}
	if (isIE4) {
		window.resizeTo(500, 500);
		dwidth = document.body.clientWidth - document.images[0].width;
		dheight = document.body.clientHeight - document.images[0].height;
		window.resizeTo(500-dwidth+20, 500-dheight+70);
	}
}

function show(element){
		document.getElementById(element).style.visibility = 'visible';
}
	
function hide(element){
		document.getElementById(element).style.visibility = 'hidden';
}
	
function changeClass(element, newClass){
	document.getElementById(element).className= newClass;
}

