function NewWindow(mypage, myname) {				
		win = window.open(mypage, 'Slidės', 'toolbars=0,scroll=0,width=700,height=800');		
		if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }		
	}
	function checkfield(field_name){

		var laukelis = document.getElementById(field_name);
		
		if(laukelis.value==""){
		return false;
		}
		
	}
	function rodytiSubMeniu(name){
		
		if(name){
		
		var item=document.getElementById(name);
			
			if(item){
			
				if(item.style.visibility=='visible'){				
				item.style.visibility='hidden';
				item.style.position='absolute';
				item.style.display='none';
				}
				else{
				item.style.visibility='visible';
				item.style.position='relative';
				item.style.display='block';
				}
			
			}
			
		}
		
		return;
		
	}
	function isskleistiMedi(name){
		
		if(name){
		
		var item=document.getElementById(name);
			
			if(item){
			
				if(item.style.visibility=='visible'){				
				return;
				item.style.visibility='hidden';
				item.style.position='absolute';
				item.style.display='none';
				}
				else{
				item.style.visibility='visible';
				item.style.position='relative';
				item.style.display='block';
				return false;
				}
			
			}
			
		}
		
		return;
		
	}