function mover(number)
		{
		 number = number -1;
		 var org_source = document.images[number].src;
		 var new_source = org_source.replace(/normal/, "hover");
		 document.images[number].src = new_source;	  
		}
		
	function mout(number)
		{
 		 number = number -1;
		 var org_source = document.images[number].src;
		 var new_source = org_source.replace(/hover/, "normal");
		 document.images[number].src = new_source;	  
		}	function mover(number)
		{
		 number = number -1;
		 var org_source = document.images[number].src;
		 var new_source = org_source.replace(/normal/, "hover");
		 document.images[number].src = new_source;	  
		}
		
	function mout(number)
		{
 		 number = number -1;
		 var org_source = document.images[number].src;
		 var new_source = org_source.replace(/hover/, "normal");
		 document.images[number].src = new_source;	  
		}