document.getElementById("menu1").onmouseover = function (){//alert(document.getElementById("menu1").className);
	document.getElementById("sub-menu1").style.display = "block";
	if(document.getElementById("menu1").className=='first active' ||document.getElementById("menu1").className=='active'){
	    document.getElementById("menu1").className = 'over active';
	}else{
		document.getElementById("menu1").className = 'over';
	}
}
document.getElementById("menu1").onmouseout = function (){//alert(document.getElementById("menu1").className);
	document.getElementById("sub-menu1").style.display = "none";
	if(document.getElementById("menu1").className=='over active'){
		document.getElementById("menu1").className = 'active';    
	}else{
		document.getElementById("menu1").className = '';
	}
	
}
document.getElementById("menu2").onmouseover = function (){
	//document.getElementById("sub-menu1").style.display = "block";
	if(document.getElementById("menu2").className=='active'){
	    document.getElementById("menu2").className = 'over active';
	}else{
		document.getElementById("menu2").className = 'over';
	}
}
document.getElementById("menu2").onmouseout = function (){
	//document.getElementById("sub-menu1").style.display = "none";
	if(document.getElementById("menu2").className=='over active'){
		document.getElementById("menu2").className = 'active';    
	}else{
		document.getElementById("menu2").className = '';
	}
}
document.getElementById("menu3").onmouseover = function (){
	document.getElementById("sub-menu2").style.display = "block";
	if(document.getElementById("menu3").className=='active'){
	    document.getElementById("menu3").className = 'over active';
	}else{
		document.getElementById("menu3").className = 'over';
	}
}
document.getElementById("menu3").onmouseout = function (){
	document.getElementById("sub-menu2").style.display = "none";
	if(document.getElementById("menu3").className=='over active'){
		document.getElementById("menu3").className = 'active';    
	}else{
		document.getElementById("menu3").className = '';
	}
}
document.getElementById("menu4").onmouseover = function (){
	document.getElementById("sub-menu3").style.display = "block";
	if(document.getElementById("menu4").className=='active'){
	    document.getElementById("menu4").className = 'over active';
	}else{
	    document.getElementById("menu4").className = 'over';
	}
}
document.getElementById("menu4").onmouseout = function (){
	document.getElementById("sub-menu3").style.display = "none";
	if(document.getElementById("menu4").className=='over active'){
		document.getElementById("menu4").className = 'active';    
	}else{
		document.getElementById("menu4").className = '';
	}
}

function activateTab(tabId){
	document.getElementById(tabId).className = 'active'; 
}