function doWindow (url,width,height) {
   var x = (screen.width-width)/2;
   var y = (screen.height-height)/2;
   popup1Window = window.open(url,"index","status=yes,width="+width+",height="+height+",scrollbars=yes,left="+x+",top="+y);
} 
function privacy() {
   doWindow ("docs/privacy.html",440,420);
}
function legal() {
   doWindow ("docs/legal.html",440,420);
}

function sitemap() {
   doWindow ("docs/sitemap.html",440,420);
}