// Discover Insurance Center

// runs any function once the entire page has loaded, cross-browser compatible
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function clearSearch(){
	if(document.getElementById('searchbox')){
		document.getElementById('searchbox').onfocus = function() {
			this.value = '';
		}
	}
}

function initNavDropdown(){
	if (document.all && document.getElementById){
		if(document.getElementById("topnavlinks")){
			navRoot = document.getElementById("topnavlinks");
			for (i=0; i<navRoot.childNodes.length; i++){
				node = navRoot.childNodes[i];
				if (node.nodeName=="LI") {
					node.onmouseover=function() {
						this.className+=" over";
					}
					node.onmouseout=function() {
						this.className=this.className.replace(" over", "");
					}
				}
			}
		}
 	}
}
addLoadEvent(initNavDropdown);
addLoadEvent(clearSearch);