// JavaScript Document
function abreJanela(url,winName,pars){
	window.open(url,winName,pars);
}

function pu_central(arquivo, width, height, nome, scrollbars) {
	var top; var left;
	top = ( (screen.height/2) - (height/2) )
	left = ( (screen.width/2) - (width/2) )
	window.open(arquivo,nome,'width='+width+',height='+height+',scrollbars='+scrollbars+',toolbar=no,location=no,status=no,menubar=no,resizable=no,left='+left+',top='+top);
}