var opened=false;
	    window.onload = function() {
	        resizeDivHeight = new fx.Height('navigation',{duration:1000});
	    };
	    function toggelopen(){
	        if(opened==false){
	            resizeDivHeight.custom(0,110);//First Number is starting height, Second is ending height.
        	    opened=true;
	        }else{
        	    resizeDivHeight.custom(110,0);//First Number is starting height, Second is ending height.
	            opened=false;
        	}    
	    }