function setwork(type)
{
	
		if (type == 1){
			document.getElementById("work01").style.display = "block";
			document.getElementById("work02").style.display = "none";
			document.getElementById("work03").style.display = "none";
		}
		
		else if (type == 2){
			
			document.getElementById("work01").style.display = "none";
			document.getElementById("work02").style.display = "block";
			document.getElementById("work03").style.display = "none";
		}	
		
		else if (type == 3){
			
			document.getElementById("work01").style.display = "none";
			document.getElementById("work02").style.display = "none";
			document.getElementById("work03").style.display = "block";
		return;
		}
		
}