function last_list(check,start,offset)
		{
			if(check == 1)
			{			
			}
			else
			{
				location.href="techdata.html?start_row="+start+"&offset="+offset;
			}
		}
		function next_list(check,start,offset)
		{
			if(check == 1)
			{			
			}
			else
			{
				location.href="techdata.html?start_row="+start+"&offset="+offset;				
			}
		}	
		function start_list()
		{
			location.href="techdata.html?start_row=0&offset=1&page_no=1";
		}
		function end_list(start,offset)
		{
			location.href="techdata.html?start_row="+start+"&offset="+offset;
		}
		// ´Ù¿î·Îµå
		function  download(no)
		{			
			downloadframe.location.href="download_techdata.php?no="+no;
		}