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

function changeImages() 
{ 
 if (document.images && (Rollover == true)) 
 { 
    for (var i=0; i < changeImages.arguments.length; i+=2) 
    { 
        document[changeImages.arguments[i]].src = changeImages.arguments[i+1]; 
    } 
 } 
} 

var win = null
function newWindow(winURL, winName) {
  if (win && win.open && !win.closed) win.close();
  
  if (winName == 'wsd') {
     win = window.open(winURL, winName, "height=440,width=400,resizable,left=0,top=0,screenX=0,screenY=0'");
     if (win.opener == null) win.opener = self;
  }
  
  if (winName == 'wshost') {
     win = window.open(winURL, winName, "height=350,width=400,resizable,left=410,top=0,screenX=410,screenY=0'");
     if (win.opener == null) win.opener = self;
  }
  
  if (winName == 'consult') {
     win = window.open(winURL, winName, "height=300,width=400,resizable,left=260,top=0,screenX=260,screenY=0'");
     if (win.opener == null) win.opener = self;
  }

  win.focus();
}
function closeDep() {
  if (win && win.open && !win.closed) win.close();
}

var Rollover = false; 

function preloadImages(){ 
 if (document.images){ 
  	 home_over      = newImage("gifs/t_home_over.gif");  
 	 websvc_over    = newImage("gifs/t_services_over.gif");  
	 portf_over     = newImage("gifs/t_portf_over.gif"); 
 	 tips_over      = newImage("gifs/t_tips_over.gif"); 
	 contact_over   = newImage("gifs/t_contact_over.gif"); 
	 about_over     = newImage("gifs/t_about_over.gif"); 
     home_sel       = newImage("gifs/t_home_selected.gif");  
	 websvc_sel     = newImage("gifs/t_services_selected.gif");  
	 portf_sel      = newImage("gifs/t_portf_selected.gif"); 
 	 tips_sel       = newImage("gifs/t_tips_selected.gif"); 
	 contact_sel    = newImage("gifs/t_contact_selected.gif");  
	 about_sel      = newImage("gifs/t_about_selected.gif"); 
	 Rollover = true; 
 } 
} 

preloadImages();