function newImage(arg) 
{
	rslt = new Image();
	rslt.src = arg;
	return rslt;
}



var	home = newImage("img/menu_home.gif");
var	home_on = newImage("img/menu_home_on.gif");

var	floors = newImage("img/menu_floors.gif");
var	floors_on = newImage("img/menu_floors_on.gif");
        
var	loc = newImage("img/menu_location.gif");
var	loc_on = newImage("img/menu_location_on.gif");

var	comm = newImage("img/menu_comm.gif");
var	comm_on = newImage("img/menu_comm_on.gif");

var	dev = newImage("img/menu_dev.gif");
var	dev_on = newImage("img/menu_dev_on.gif");

var	contact = newImage("img/menu_contact.gif");
var	contact_on = newImage("img/menu_contact_on.gif");

function swapON(id){
document.getElementById(id).src=eval(id+'_on').src;
}

function swapOFF(id){
document.getElementById(id).src=eval(id).src;
}


    	function checkform()
        	{
                var errstring='';
                var flag=1;
                if(form1.fname.value.length<=0) { errstring=errstring+'- First Name\n'; flag=0; }
			    if(form1.email.value.length<=0) { errstring=errstring+'- Email\n'; flag=0; }
                               if(flag==0) alert('Please fill out these fields correctly:\n\n'+errstring);
                               	else form1.submit();
            }


    	function checkform2()
        	{
                var errstring='';
                var flag=1;
                if(form2.name.value.length<=0) { errstring=errstring+'- Name\n'; flag=0; }
			    if(form2.email.value.length<=0) { errstring=errstring+'- Email\n'; flag=0; }
                               if(flag==0) alert('Please fill out these fields correctly:\n\n'+errstring);
                               	else form2.submit();
            }







function enlarge(pth)
{
 window.open("pic.php?path="+pth,"","toolbar=0,status=0,menubar=0,scrollbars=0,resizable=0,width=610,height=434,top=5,left=5");
}

var wnd = null;

function open_window(page_url, wid, hei)
{
	var wnd_height = (hei) ? hei : 400;
	var wnd_width = (wid) ? wid : 600;
	var wnd_left = (screen.width - wid)/2;
	var wnd_top = (screen.height - hei)/2;
	if(wnd)
	{
		wnd = window.open(page_url, "preview_wnd", "location=no,menubar=no,personalbar=no,scrollbars=yes,status=no,toolbar=no,width="+wnd_width+",height="+wnd_height+",left="+wnd_left+",top="+wnd_top);
		wnd.focus();
	}
	else
	{
		wnd = window.open(page_url, "preview_wnd", "location=no,menubar=no,personalbar=no,scrollbars=yes,status=no,toolbar=no,width="+wnd_width+",height="+wnd_height+",left="+wnd_left+",top="+wnd_top);
	}
}