var goodToGo = false;

// SET NAVIGATION IMAGES
		
nav1 = new Image();
nav1.src = "/images/common/tab_about.gif";
nav1_hi = new Image();
nav1_hi.src = "/images/common/tab_about_hi.gif";

nav2 = new Image();
nav2.src = "/images/common/tab_services.gif";
nav2_hi = new Image();
nav2_hi.src = "/images/common/tab_services_hi.gif";

nav3 = new Image();
nav3.src = "/images/common/tab_faq.gif";
nav3_hi = new Image();
nav3_hi.src = "/images/common/tab_faq_hi.gif";

nav4 = new Image();
nav4.src = "/images/common/tab_reference.gif";
nav4_hi = new Image();
nav4_hi.src = "/images/common/tab_reference_hi.gif";

nav5 = new Image();
nav5.src = "/images/common/tab_contact.gif";
nav5_hi = new Image();
nav5_hi.src = "/images/common/tab_contact_hi.gif";



// IMAGE ROLLOVER FUNCTION 

function flash(img1, img2) {
	if(document.images) eval('document.images[img1].src = '+img2+'.src');
}


// CSS COMPLIANT EXTERNAL LINK FUNCTION (OPEN NEW POP-UP) 

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") anchor.target = "_blank";
 }
}