isMac = (navigator.appVersion.indexOf("Mac")!=-1) ? true : false;
NS4 = (document.layers) ? true : false;
IEmac = ((document.all)&&(isMac)) ? true : false;
IE4plus = (document.all) ? true : false;
IE4 = ((document.all)&&(navigator.appVersion.indexOf("MSIE 4.")!=-1)) ? true : false;
IE5 = ((document.all)&&(navigator.appVersion.indexOf("MSIE 5.")!=-1)) ? true : false;
ver4 = (NS4 || IE4plus) ? true : false;
NS6 = (!document.layers) && ((navigator.userAgent.indexOf('Netscape')!=-1) || (navigator.userAgent.indexOf('Mozilla')!=-1) || (navigator.userAgent.indexOf('Firefox')!=-1))?true:false;

function brname(Xname){
if(IE4plus){return top.document.all[Xname];}
else if(NS4){return top.document[Xname];}
else if(NS6){return top.document.getElementById(Xname);}}

function mHide(){
ab = brname('Hidden');
if(ab.style.display != 'none'){ab.style.display = "none";}else{ab.style.display = "";}
}

function _labelHide(){
if(!document.getElementById) return;

var labels, id, field;

labels = document.getElementsByTagName('label');
for(var i=0; i<labels.length; i++){

id = labels[i].htmlFor || labels[i].getAttribute('for');
if(!id || !(field = document.getElementById(id))){continue;}
if(field.type != undefined && (field.type == "text" || field.type == "textarea")){
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field.onfocus = function(){if(this.value == this.title) this.value = '';};
field.onclick = function(){if(this.value == this.title) this.value = '';};
field.onblur = function(){if(this.value == '') this.value = this.title;};
}}}

window.onload = function(){
setTimeout(_labelHide, 50);
};