// Global variables.  
var currPage = "";
var dateToday = new Date();
var copyright = "&copy" + "1998, "  + dateToday.getFullYear() + " Lab Performance Specialists, Inc.";
var commentsTo = 'Comments to: <A HREF=mailto:"webmaster@labperformance.com">LPS Webmaster</A>';
var navString = "";

indexMsg = new Image();
indexMsg.src = "./img/msgboxindex.gif";
indexIndi = new Image();
indexIndi.src = "./img/indiindex.gif";

abouMsg = new Image();
abouMsg.src = "./img/msgboxabou.gif";
abouIndi = new Image();
abouIndi.src = "./img/indiabou.gif";

instMsg = new Image();
instMsg.src = "./img/msgboxinst.gif";
instIndi = new Image();
instIndi.src = "./img/indiinst.gif";

servMsg = new Image();
servMsg.src = "./img/msgboxserv.gif";
servIndi = new Image();
servIndi.src = "./img/indiserv.gif";

membMsg = new Image();
membMsg.src = "./img/msgboxmemb.gif";
membIndi = new Image();
membIndi.src = "./img/indimemb.gif";

contMsg = new Image;
contMsg.src = "./img/msgboxcont.gif";
contIndi = new Image;
contIndi.src = "./img/indicont.gif";

function rollOver(pageRoot){
	if (currPage != pageRoot){
		msgboxSource = "./img/msgbox" + pageRoot + ".gif";
		document.msgbox.src = msgboxSource;
		indiSource = "./img/indi" + pageRoot + ".gif";
		document.indi.src = indiSource;
		return true;
	}
}	

function rollOff(){
	document.msgbox.src = "img/clear.gif";
	document.indi.src = "img/indibarnone.gif";
	return true;
}		

/*
// Can this function be deleted?
function getCopyright() {
	// Return the copyright information.
	copyright = "&copy" + "1998, "  + dateToday.getFullYear() + " Lab Performance Specialists, Inc.";
}

//Can this function be deleted?
function getCommentsTo() {
	commentsTo = 'Comments to: <A HREF=mailto:"webmaster@labperformance.com">webmaster@labperformance.com</A>';
	//document.write('Comments to: <A HREF=mailto:"webmaster@labperformance.com">webmaster@labperformance.com</A>');
}
*/

function writeNavigator(webPage) {
	
	navString = '<TABLE WIDTH="105" BORDER="0" CELLSPACING="0" CELLPADDING="0" BGCOLOR="#000000">';
	document.write(navString);
	
	// Build the 'index.htm' navigator
	writeTRStartTag();
	if (webPage == 'index'){
		navString = '<TD WIDTH="12" HEIGHT="60" align="right">';
		navString = navString + '<IMG SRC="img/dotindex.gif" WIDTH="12" HEIGHT="60" name="dotindex"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="60">';
		navString = navString + '<IMG SRC="img/menuindex.gif" WIDTH="93" HEIGHT="60"></TD>';
		document.write(navString);
	} else {
		navString = '<TD WIDTH="12" HEIGHT="60" align="right">';
		navStrnig = navString + '<IMG SRC="img/dottopblk.gif" WIDTH="12" HEIGHT="60" name="dotindex"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="60">';
		navString = navString + '<a href="index.htm" onMouseOver="return rollOver(\'index\');" onMouseOut="return rollOff()">';
		navString = navString + '<IMG SRC="img/menuindex.gif" WIDTH="93" HEIGHT="60" border="0"></a></TD>';
		document.write(navString);		
	}
	writeTREndTag();

	// Build the 'about' navigator
	writeTRStartTag();	
	if (webPage == 'about'){
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dothot.gif" WIDTH="12" HEIGHT="27" name="dotabou"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27">';
		navString = navString + '<IMG SRC="img/menuabou.gif" ALT="About LPS" WIDTH="93" HEIGHT="27" border="0"></TD>';
		document.write(navString);
	} else {
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dotblk.gif" WIDTH="12" HEIGHT="27" name="dotabou"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27">';
		navString = navString + '<a href="j-abou.htm" onMouseOver="return rollOver(\'abou\');" onMouseOut="return rollOff()">';
		navString = navString + '<IMG SRC="img/menuabou.gif" ALT="About LPS" WIDTH="93" HEIGHT="27" border="0" name="header"></a></TD>';
		document.write(navString);
	}
	writeTREndTag();	

	// Build the 'instruments' navigator
	writeTRStartTag();	
	if (webPage == 'instruments'){
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dothot.gif" WIDTH="12" HEIGHT="27" name="dotinst"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/menuinst.gif" ALT="Instruments available" WIDTH="93" HEIGHT="27" border="0"></TD>';
		document.write(navString);
	} else {
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dotblk.gif" WIDTH="12" HEIGHT="27" name="dotinst"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<a href="j-inst.htm" onMouseOver="return rollOver(\'inst\');" onMouseOut="return rollOff()">';
		navString = navString + '<IMG SRC="img/menuinst.gif" ALT="Instruments available" WIDTH="93" HEIGHT="27" border="0"></a></TD>';
		document.write(navString);
	}
	writeTREndTag();	
	// Build the 'services' navigator
	writeTRStartTag();		
	if (webPage == 'services'){
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dothot.gif" WIDTH="12" HEIGHT="27" name="dotserv"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/menuserv.gif" ALT="Services" WIDTH="93" HEIGHT="27" border="0"></TD>';
		document.write(navString);
	} else {
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dotblk.gif" WIDTH="12" HEIGHT="27" name="dotserv"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<a href="j-serv.htm" onMouseOver="return rollOver(\'serv\');" onMouseOut="return rollOff()">';
		navString = navString + '<IMG SRC="img/menuserv.gif" ALT="Services" WIDTH="93" HEIGHT="27" border="0"></a></TD>';
		document.write(navString);
	}
	writeTREndTag();	

	// Build the 'member' navigator
	writeTRStartTag();		
	if (webPage == 'member'){
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dothot.gif" WIDTH="12" HEIGHT="27" name="dotmemb"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/menumemb.gif" ALT="Member of..." WIDTH="93" HEIGHT="27" border="0"></TD>';
		document.write(navString);
	} else {
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dotblk.gif" WIDTH="12" HEIGHT="27" name="dotmemb"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<a href="j-memb.htm" onMouseOver="return rollOver(\'memb\');" onMouseOut="return rollOff()">';
		navString = navString + '<IMG SRC="img/menumemb.gif" ALT="Member of..." WIDTH="93" HEIGHT="27" border="0"></a></TD>';
		document.write(navString);
	}
	writeTREndTag();	

	// Build the 'contact' navigator
	writeTRStartTag();		
	if (webPage == 'contact'){
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dothot.gif" WIDTH="12" HEIGHT="27" name="dotcont"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/menucont.gif" ALT="Contact" WIDTH="93" HEIGHT="27" border="0"></TD>';
		document.write(navString);
	} else {
		navString = '<TD WIDTH="12" HEIGHT="27" align="right">';
		navString = navString + '<IMG SRC="img/dotblk.gif" WIDTH="12" HEIGHT="27" name="dotcont"></TD>';
		document.write(navString);
		navString = '<TD WIDTH="93" HEIGHT="27" align="right">';
		navString = navString + '<a href="j-cont.htm" onMouseOver="return rollOver(\'cont\');" onMouseOut="return rollOff()">';
		navString = navString + '<IMG SRC="img/menucont.gif" ALT="Contact" WIDTH="93" HEIGHT="27" border="0"></a></TD>';
		document.write(navString);
	}
	writeTREndTag();	
	document.write('</TABLE>');
}

function writeTRStartTag(){
	document.write('<TR>');
}

function writeTREndTag(){
	document.write('</TR>');
}

function writeFooter() {
	document.write(copyright + "<br>" + commentsTo);
}

function PopupCenter(pageURL, title,w,h) {
	var left = (screen.width/2)-(w/2);
	var top = (screen.height/2)-(h/2);
	//window.open (pageURL, title, 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, copyhistory=no, width='+w+', height='+h+', top='+top+', left='+left);
	if (window.showModalDialog) {
		window.showModalDialog(pageURL,title,"dialogWidth:"+w+"px;dialogHeight:"+h+"px;dialogTop:"+top+"px;dialogLeft="+left+"px");
	} else {
		window.open(pageURL,title,"toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, copyhistory=no, width='+w+', height="+h+", top="+top+", left="+left+", modal=yes");
	}
}