// Captcha Script

function SecurityCode(){
	
	var a=getNum();
	var b=getNum();
	var c=a+b;
	var parentNode='omega';
	CreateTag(parentNode,'input','alfa',a);
	CreateTag(parentNode,'input','beta',b);
	CreateTag(parentNode,'input','delta',c);	
	window.document.getElementById('sc').innerHTML=' '+a+' + '+b+' ';
}

function getNum(){
	var ran_unrounded=Math.random()*50;
	var ran_number=Math.floor(ran_unrounded);
	return ran_number;
}

function CreateTag(parentNode,childNode,id,val){
	
    var lyr = document.getElementById(parentNode); //layer to create under
    var newEl = document.createElement(childNode); //element type
	newEl.setAttribute('id',id);
    newEl.setAttribute('name',id);
	newEl.setAttribute('type','hidden');
	newEl.setAttribute('value',val);
    lyr.appendChild(newEl);    
}
function Validate(obj){
	if(obj.value=="" || (isNaN(obj.value))){
		alert('Invalid Security Code');
		obj.focus();
		//document.getElementById('send').disabled=true;			
	}
}
function disableSelection(target){
	if (typeof target.onselectstart!="undefined") //IE route
		target.onselectstart=function(){return false}
	else if (typeof target.style.MozUserSelect!="undefined") //Firefox route
		target.style.MozUserSelect="none"
	else //All other route (ie: Opera)
		target.onmousedown=function(){return false}
	target.style.cursor = "default"
}