var m=1;
var n=Math.floor(Math.random()*m+1);
switch(n)
{
case 1:
document.writeln("<a href=\"http:\/\/www.vancl.com\/?source=softvim\" target=\"_blank\"><img alt=\"\" src=\"http:\/\/union.vancl.com\/adpic.aspx?w=468&h=60\" border=\"0\" \/><\/a>");
break;
}