var last_obj1;
var last_obj2;
var last_obj3;
function ShowMenu1(ctg)
{
    var ctgs = document.all.item("menuCtg1");
    var bars = document.all.item("menuBar1");
	
	if(!ctgs.length) {
	  ctgs = new Array();
	  ctgs[0] = document.all.item("menuCtg1");
	  bars = new Array();
	  bars[0] = document.all.item("menuBar1");
	}
	
	
    for(var i=0; i<ctgs.length; i++)
    {
    	if( ctgs[i]==ctg )
    	{
    		bars[i].style.display  = 'block';    			
    		if(last_obj1 && last_obj1!=bars[i]) last_obj1.style.display = 'none';	
    		last_obj1 = bars[i];
    		break;    	
    	}
    }
}

function ShowMenu2(ctg)
{
    var ctgs = document.all.item("menuCtg2");
    var bars = document.all.item("menuBar2");
    
    
	if(!ctgs.length) {
	  ctgs = new Array();
	  ctgs[0] = document.all.item("menuCtg2");
	  bars = new Array();
	  bars[0] = document.all.item("menuBar2");
	  
	}

    for(var i=0; i<ctgs.length; i++)
    {
   	if( ctgs[i]==ctg )
    	{
    		bars[i].style.display  = 'block';    			
    		if(last_obj2 && last_obj2!=bars[i]) last_obj2.style.display = 'none';	
    		last_obj2 = bars[i];
    		break;    	
    	}
    }
}




function ShowMenu3(ctg)
{
    var ctgs = document.all.item("menuCtg3");
    var bars = document.all.item("menuBar3");
    
    
	if(!ctgs.length) {
	  ctgs = new Array();
	  ctgs[0] = document.all.item("menuCtg3");
	  bars = new Array();
	  bars[0] = document.all.item("menuBar3");
	  
	}

    for(var i=0; i<ctgs.length; i++)
    {
   	if( ctgs[i]==ctg )
    	{
    		bars[i].style.display  = 'block';    			
    		if(last_obj3 && last_obj3!=bars[i]) last_obj3.style.display = 'none';	
    		last_obj3 = bars[i];
    		break;    	
    	}
    }
}




function CheckMouse()
{
	var src = event.srcElement;
	if( last_obj1 &&  ! menuTbl1.contains(src) )
	{
		last_obj1.style.display = 'none';
	}
	if( last_obj2 &&  ! menuTbl2.contains(src) )
	{
		last_obj2.style.display = 'none';
	}
	if( last_obj3 &&  ! menuTbl3.contains(src) )
	{
		last_obj3.style.display = 'none';
	}
}
document.onmouseover = CheckMouse;