//updated 20070202 at 18:48
function browserheight(){
var myHeight = 184;
var agt=navigator.userAgent.toLowerCase();
if (agt.indexOf("safari") != -1) {
//Safari
myHeight = window.innerHeight-myHeight;
} else if (agt.indexOf("netscape") != -1) {
//Netscape
myHeight = window.innerHeight-myHeight;
} else if( typeof( window.innerWidth ) == 'number' ) {
//Non-IE
myHeight = window.innerHeight-myHeight+4;
} else if( document.documentElement &&
  ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
//IE 6+ in 'standards compliant mode'
myHeight = document.documentElement.clientHeight-myHeight;
} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
//IE 4 compatible
myHeight = document.body.clientHeight-myHeight;
}
//document.getElementById('PageSpacer').style.height=myHeight+"px";

document.write( '<div style="height:' + myHeight + 'px; width:0px; float:left;"></div>');
}