var currentSection = "networks";

function imageSwitch(imgID, state, sectionRef) { // image rollover function
         if(sectionRef==currentSection){
		 	
		 }
		 else{
		 	var imgVar = imgID + "_" + state;
         	document.images[imgID].src = eval(imgVar + ".src");
		 	//alert(currentSection);
		 }
}

function sectionSwitch(){
	section=currentSection;
	thisMovie("topNav").setLiveNetwork(section);
}
function thisMovie(movieName) {
    if (navigator.appName.indexOf("Microsoft") != -1) {
        return window[movieName]
    }
    else {
        return document[movieName]
    }
}