function showpagetopleft(){
	var stop='\
		<table class="outtable" cellspacing=0 cellPadding=2 align=center>\
		  <tr>\
		    <td>\
		      <table class="viewtable" cellspacing=1 cellPadding=0 align=center>\
		        <tr class=viewtr>\
		          <td>\
		            <table class="commontable" cellspacing=0 cellPadding=3>\
		              <tr>\
		                <td width="178" ><A href="'+s_webmainpage+'"><img src="'+s_logourl+'" width=176 height=62 border=0></A></td>\
	';
	document.write(stop);
};
	
function showpagetopright(){
	stop='\
		                <td align=right width=60>\
		                  <table width=60 cellspacing="0" cellpadding="0">\
		                    <tr>\
		                      <td align=center> \
		      			            <A href="#" onClick="this.style.behavior=\'url(#default#homepage)\';this.setHomePage(\''+s_webmainpage+'\');">设为首页</A> \
		      			            <br>\
		      			            <A href="javascript:window.external.AddFavorite(\''+s_webmainpage+'\',\''+s_title+'\')">加入收藏</A>\
		      			            <br>\
		 												<A href="overview.asp" target="overview">系统指南</A>\
		      			          </td>\
		      			        </tr>\
		      			      </table>\
		                </td>\
		              </tr>\
		            </table>\
		          </td>\
		        </tr>\
		      </table>\
		    </td>\
		  </tr>\
		</table>\
	';
	document.write(stop);
}