function AbreJanela(url, name, parameters) {
           window.open (url, name, parameters)
           }
		   
		   function openNewWindow(url, name, w, h, scroll, statu) {
              var LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
              var TopPosition  = (screen.height) ? (screen.height-h)/2 : 0;
              var settings     = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',status='+statu+',resizable'
              var win          = window.open(url, name, settings)

              if(win.window.focus) {
	                win.window.focus();
              }
           }