(function(){
	var DDSPEED = 3;
		var DDTIMER = 1;
		var menuLi = ["products","solutions","service","training","partner","aboutus"]
		MenuId = null;
		for(var i=0; i<menuLi.length; i++) {
			new showDiv(menuLi[i]);
		}
function showDiv(elem) {
			document.getElementById(elem).onmouseover = function() {
				for(var i=0; i<menuLi.length; i++) {
					document.getElementById(menuLi[i]).className = "topLevel";
				}
				this.className += (this.className.length>0 ?" ":"") + "current";
				ddMenu(elem,1);
			}
			document.getElementById(elem).onmouseout = function() {
				ddMenu(elem,-1);
				
			}
		}
		window.onunload = function() {
				for(var i=0; i<menuLi.length; i++) {
					document.getElementById(menuLi[i] + "_menu").style.display = "none";
				}
			}; 
// main function to handle the mouse events //
function ddMenu(id,d){
 
}
// collapse the menu //
function ddCollapse(c,temp,id){
	MenuId = id;
	//alert(MenuId);
  c.timer = setInterval(function(){ddSlide(c,-1)},DDTIMER);
}
// cancel the collapse if a user rolls over the dropdown //
function cancelHide(id){
  var h = document.getElementById(id);
  var c = document.getElementById(id + '_menu');
  clearTimeout(h.timer);
  clearInterval(c.timer);
  if(c.offsetHeight < c.maxh){
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
	
  }
}
// incrementally expand/contract the dropdown and change the opacity //
function ddSlide(c,d){
  var currh = c.offsetHeight;
  var dist;
  if(d == 1){
    dist = (Math.round((c.maxh - currh) / DDSPEED));
  }else{
    dist = (Math.round(currh / DDSPEED));
  }
  if(dist <= 1 && d == 1){
    dist = 1;
  }
  c.style.height = currh + (dist * d) + 'px';
  c.style.opacity = currh / c.maxh;
  c.style.filter = 'alpha(opacity=' + (currh * 200 / c.maxh) + ')';
 
  if((currh < 2 && d != 1) || (currh > (c.maxh - 2) && d == 1)){
    clearInterval(c.timer);	
  }
  if(dist == 0 && MenuId != null ) {
	  	document.getElementById(MenuId).className = "topLevel";
		MenuId = null;
	  }
}


//newsTab
	var tabs = ["latest","solu","suce"];
	for(var i=0; i<tabs.length; i++) {
		new showNews(tabs[i]);
	}
	
	function showNews(elem) {
		/*document.getElementById(elem).onmouseover = function() {
			if(this.className != "current")
				timerId = setTimeout(function(){tabSelected(elem);},200)
			else
				return false;
			
			document.getElementById(elem).onmouseout = function() {
				if(timerId)
				clearTimeout(timerId);
		}
		}*/
		
		function tabSelected(elem) {
			for (var i = 0; i < tabs.length; i++) {
				document.getElementById(tabs[i]).className = "";
				document.getElementById(tabs[i]+"_news").className= "dn";
			}
			document.getElementById(elem).className += "current";
			document.getElementById(elem+"_news").className = document.getElementById(elem+"_news").className.replace(new RegExp("( ?|^)dn\\b"), "")
		}
	}
	



                                                       
with (document) {  	                       
	                                                
}
})();