function change_Search()
{
	select_item=search.Channel.selectedIndex;
	field=""
	switch(select_item)
	{
		case 1:
			document.search.action="/Article/Search.asp";
			document.search.Field.value="Title";
			break;
		case 2:
			document.search.action="/Soft/Search.asp";
			document.search.Field.value="Title";
			break;
		case 3:
			document.search.action="/Photo/Search.asp";
			document.search.Field.value="Title";
	}
}