// Preloads common navigation images.


function preloadMainNavImages(url)
{

if (document.images) {

   img1 = new Image();
   img2 = new Image();
   img3 = new Image();
   img4 = new Image();
   img5 = new Image();
   img6 = new Image();      
   img7 = new Image();
   img8 = new Image();
   img9 = new Image();
   img10 = new Image();
   img11 = new Image();
   img12 = new Image();         
   img13 = new Image();      
   img14 = new Image();      
   img15 = new Image();   
   img16 = new Image();   
   img1.src = "images/nav_home_hover.gif";
   img2.src = "images/nav_hillary_hover.gif";
   img3.src = "images/nav_news_hover.gif";
   img4.src = "images/nav_blog_hover.gif";
   img5.src = "images/nav_action_hover.gif";
   img6.src = "images/nav_contribute_hover.gif";
   img7.src = "images/nav_issues_hover.gif";
   img8.src = "images/nav_states_hover.gif";
   img9.src = "images/nav/dropDownBG.gif";
   img10.src = "images/dropDownBG_Bottom_33.gif";
   img11.src = "images/dropDownBG_HOVER.gif";
   img12.src = "images/dropDownBG_HOVER_Bottom_33.gif";
   img13.src = "images/nav_videos_hover.gif";
   img14.src = "images/nav_donate_hover.gif";
   img15.src = "images/dropDownBG_Bottom_42.gif";
   img16.src = "images/dropDownBG_HOVER_Bottom_42.gif";
}

}


// Used for rollovers in IE6 since it doesn't support li:hover
sfHover = function() {
	var sfEls = document.getElementById("tabs").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}

if (window.attachEvent) window.attachEvent("onload", sfHover);