function setrollovers()
	{
	    inmenu1flag = false;
	    inmenu2flag = false; 
	    inmenu3flag = false; 
	    
	    var item1 = $('menuitem1').getCoordinates();
	    var item2 = $('menuitem2').getCoordinates();
	    var item3 = $('menuitem3').getCoordinates();
	
	    $('submenu_1_container').setStyles({
	    					top: item1["top"] + item1["height"],
	    					left: item1["left"] - 3
	    					});
	    					
	    $('submenu_2_container').setStyles({
	    					top: item2["top"] + item2["height"],
	    					left: item2["left"] -1
	    					});	    					
	    
	    $('submenu_3_container').setStyles({
	    					top: item3["top"] + item3["height"],
	    					left: item3["left"] -1
	    					});	    					
           
            $('menuitem1').addEvent('mouseover', function(e){
	            e = new Event(e);
	            document.addEvent('mouseover', removemenus1);
	            $('submenu_2_container').setStyle("display", "none");
	            $('submenu_3_container').setStyle("display", "none");
	            $('submenu_1_container').setStyle("display", "block");
	            e.stop();
            });
            
            $('menuitem2').addEvent('mouseover', function(e){
	            e = new Event(e);
	            document.addEvent('mouseover', removemenus2);
	            $('submenu_1_container').setStyle("display", "none");
	            $('submenu_3_container').setStyle("display", "none");
	            $('submenu_2_container').setStyle("display", "block");
	            e.stop();
            });  
            
            $('menuitem3').addEvent('mouseover', function(e){
	            e = new Event(e);
	            document.addEvent('mouseover', removemenus3);
	            $('submenu_1_container').setStyle("display", "none");
	            $('submenu_2_container').setStyle("display", "none");
	            $('submenu_3_container').setStyle("display", "block");
	            e.stop();
            });              
            
            $('submenu_1_container').addEvent('mouseover', function(e){
	            e = new Event(e);
	            $('menuitem1').addClass("menurollover");
	            inmenu1flag = true;
	            e.stop();
            }); 
            
            $('submenu_1_container').addEvent('mouseout', function(e){
	            e = new Event(e);
	            $('menuitem1').removeClass("menurollover");
	            inmenu1flag = false;
	            e.stop();
            }); 
            
            $('submenu_2_container').addEvent('mouseover', function(e){
	            e = new Event(e);
	            $('menuitem2').addClass("menurollover");
	            inmenu2flag = true;
	            e.stop();
            }); 
            
            $('submenu_2_container').addEvent('mouseout', function(e){
	            e = new Event(e);
	            $('menuitem2').removeClass("menurollover");
	            inmenu2flag = false;
	            e.stop();
            });   
            
            $('submenu_3_container').addEvent('mouseover', function(e){
	            e = new Event(e);
	            $('menuitem3').addClass("menurollover");
	            inmenu3flag = true;
	            e.stop();
            }); 
            
            $('submenu_3_container').addEvent('mouseout', function(e){
	            e = new Event(e);
	            $('menuitem3').removeClass("menurollover");
	            inmenu3flag = false;
	            e.stop();
            });               
                                    

        }
        
        function removemenus1()
        {
        	if(!inmenu1flag)
        	{
        		$('submenu_1_container').setStyle("display", "none");
        		document.removeEvent('mouseover', removemenus1);
        	}      	
        }
        
        function removemenus2()
        {
        	if(!inmenu2flag)
	       	{
	       		$('submenu_2_container').setStyle("display", "none");
	       		document.removeEvent('mouseover', removemenus2);
        	}  
        }
        
        function removemenus3()
        {
        	if(!inmenu3flag)
	       	{
	       		$('submenu_3_container').setStyle("display", "none");
	       		document.removeEvent('mouseover', removemenus3);
        	}  
        }        
        
        window.addEvent("domready", setrollovers);