var ALERT_TITLE="Alert!";var ALERT_BUTTON_TEXT="Close";if(document.getElementById){window.alert=function(txt){createCustomAlert(txt);}}
function createCustomAlert(txt){d=document;if(d.getElementById("modalContainer"))return;mObj=d.getElementsByTagName("body")[0].appendChild(d.createElement("div"));mObj.id="modalContainer";mObj.style.height=document.documentElement.scrollHeight+"px";alertObj=mObj.appendChild(d.createElement("div"));alertObj.id="alertBox";if(d.all&&!window.opera)alertObj.style.top=document.documentElement.scrollTop+"px";alertObj.style.left=(d.documentElement.scrollWidth-alertObj.offsetWidth)/2+"px";alertObj.style.top=(screen.height-alertObj.offsetHeight)/4+"px";h1=alertObj.appendChild(d.createElement("h1"));h1.appendChild(d.createTextNode(ALERT_TITLE));msg=alertObj.appendChild(d.createElement("p"));msg.innerHTML=txt;btn=alertObj.appendChild(d.createElement("a"));btn.id="closeBtn";btn.appendChild(d.createTextNode(ALERT_BUTTON_TEXT));btn.href="#";btn.onclick=function(){removeCustomAlert();return false;}
btn=alertObj.appendChild(d.createElement("a"));btn.id="closeArrow";btn.appendChild(d.createTextNode("X"));btn.href="#";btn.onclick=function(){removeCustomAlert();return false;}}
function removeCustomAlert(){document.getElementsByTagName("body")[0].removeChild(document.getElementById("modalContainer"));}