function popUp(altura, largura, pagina) { 
		var posX = (window.screen.width/2)-(largura/2);
		var posY = (window.screen.height/2)-(altura/2);
		window.open(pagina, 'popUps', 'height='+altura+',width='+largura+',status=no, menubar=no, resizable=no, screenX='+posX+', left='+posX+', screenY='+posY+', top='+posY, '');
} 

function popUpNew(altura, largura, pagina, name) { 
		var posX = (window.screen.width/2)-(largura/2);
		var posY = (window.screen.height/2)-(altura/2);
		window.open(pagina, name, 'height='+altura+',width='+largura+',status=no, menubar=no, resizable=no, screenX='+posX+', left='+posX+', screenY='+posY+', top='+posY, '');
} 

function popUpWithScroll(altura, largura, pagina) { 
		var posX = (window.screen.width/2)-(largura/2);
		var posY = (window.screen.height/2)-(altura/2);
		window.open(pagina, 'popUps', 'height='+altura+',width='+largura+',status=no, scrollbars=yes, menubar=no, resizable=no, screenX='+posX+', left='+posX+', screenY='+posY+', top='+posY, '');
}