function SwapEm(x,y){ x.src = y.src; }

	

/* function Enter(){if (event.keyCode == 13) document.login.submit();} */



var pasar=true;

function colores(){ if (pasar){contacte.style.color="red";pasar=false;} else {contacte.style.color="gold";pasar=true;}}



function ver(){	var a=ver.arguments; status=a[0];document.ok=true;}



function Ventanas(nv,alto,ancho,texto){



var a=(window.screen.height/2)-(alto/2)

var b=(window.screen.width/2)-(ancho/2)

if(!ventana){

var ventana=window.open(nv,"","' top="+a+",left="+b+",width="+ancho+",height="+alto+",menubar=0'");

//<center><form><input type=button value='cerrar' onclick='self.close()'></form></center>");

 }

else{ventana.close()}

 }