function getIframeNews(id){
	switch(id)
		{
	  case 1:
		document.getElementById('ifrm_indextop').src = 'news2.asp?typeid=国家法律';
		break;
	  case 2:
		document.getElementById('ifrm_indextop').src = 'news.asp?typeid=41&about=建设年鉴';
		break;	
	  case 3:
		document.getElementById('ifrm_indextop').src = 'news.asp?typeid=43&about=调水知识';
		break;
		case 4:
		document.getElementById('ifrm_indextop').src = 'news.asp?typeid=44&about=大事记';
		break;	
		 case 5:
		document.getElementById('ifrm_indextop').src = 'news.asp?typeid=95&about=重要文件';
		break;	
		 case 6:
		document.getElementById('ifrm_indexbot').src = 'news1.asp?typeid=19&about=动态';
		break;
		 case 7:
		document.getElementById('ifrm_indexbot').src = 'news1.asp?typeid=20&about=进度';
		break;
		 case 8:
		document.getElementById('ifrm_indexright').src = 'news1.asp?typeid=1&about=移民征迁';
		break;
		 case 9:
		document.getElementById('ifrm_indexright').src = 'news1.asp?typeid=63&about=配套';
		break;
		 case 10:
		document.getElementById('ifrm_indexbut').src = 'shen.asp';
		break;
		 case 11:
		document.getElementById('ifrm_indexbut').src = 'she.asp';
		break;
		 case 12:
		document.getElementById('ifrm_indexbut').src = 'qian.asp';
		break;
		 case 13:
		document.getElementById('ifrm_indexbut').src = 'gui.asp';
		break;
		case 14:
		document.getElementById('ifrm_indexright').src = 'news4.asp?typeid=30&about=生态环境';
		break;
		 case 15:
		document.getElementById('ifrm_indexleft').src = 'news1.asp?typeid=26&about=讲话';
		break;
		 case 16:
		document.getElementById('ifrm_indexlefts').src = 'news1.asp?typeid=67&about=建设者';
		break;
		 case 17:
		document.getElementById('ifrm_indexlefts').src = 'news3.asp?typeid=68&about=安全生产';
		break;
		 case 18:
		document.getElementById('ifrm_indexlefts').src = 'news3.asp?typeid=69&about=文明工地';
		break;
		case 19:
		document.getElementById('ifrm_indexbot').src = 'news4.asp?typeid=51&about=建设管理';
		break;
		 case 20:
		document.getElementById('ifrm_indexleft').src = 'news5.asp?typeid=28&about=简报';
		}
}