function openWin(pUrl,wName,w,h,scroll)
	{
  	var winl = ((screen.width-w)/2)-4
  	var wint = ((screen.height-h)/3)-10;
  	var settings  ='height='+h+',';
     	settings +='width='+w+',';
     	settings +='top='+wint+',';
     	settings +='left='+winl+',';
     	settings +='scrollbars='+scroll+',';
     	settings +='resizable=yes';
	 	window.open(pUrl, wName, settings);
	}
	
function max(txarea) 
{ 
	total = 1000; 
	tam = txarea.value.length; 
	str=""; 
	str=str+tam; 
	Restante.innerHTML = total - str; 
	if (tam > total)
		{ 
		aux = txarea.value; 
		txarea.value = aux.substring(0,total); 
		Restante.innerHTML = 0 
	} 
}