function check_float(name,caption,frm)
{
	if (isNaN(parseFloat(frm.elements[name].value),10))
	{
		if(frm.elements[name].value.length)
		{
			frm.elements[name].focus();
			alert("O campo '"+caption+"' espera um valor numérico!");
			return false;
		}
		else
			return true;
	}
	else
	{
		frm.elements[name].value=parseFloat(frm.elements[name].value,10);
		return true;
	}
}


function disableRightClick(e)
{
	if(!document.rightClickDisabled){
		document.oncontextmenu = disableRightClick;
		return document.rightClickDisabled = true;
	}
	var message = "Copyright Funyes - All rights reserved.";
	if(!e) var e = window.event;
	if(window.sidebar){
		if((e.target.type!='text')&&(e.target.type!='textarea')){
			alert(message);
			return false;
		}
	}
	else{
		if((e.srcElement.type!='text')&&(e.srcElement.type!='textarea')){
			alert(message);
			return false;
		}
	}
}

function disableSelect(e)
{
	if(!e) var e = window.event;
	if(window.sidebar){
		if((e.target.type!='text')&&(e.target.type!='textarea'))return false; else return true;
	}
	else{
		if((e.srcElement.type!='text')&&(e.srcElement.type!='textarea'))return false; else return true;
	}
}

function reEnable(){return true}

function protect(){
	disableRightClick();
	document.onselectstart=disableSelect
	if (window.sidebar){
		document.onmousedown=disableSelect
		document.onclick=reEnable
	}
}