function doINSCRIPCIO(but,ti){
	var x = 750;
	var y = 550;
	var ah = screen.availHeight - 30;
    var aw = screen.availWidth - 10;
    var posx = (aw - x) / 2;
    var posy = (ah - y) / 2;
	mem=but;
	tituloi=ti;
	features = "resizable=0,width="+x+",height="+y+",screenX="+posx+",screenY="+posy+",left="+posx+",top="+posy;	
	window.open("http://www.cobdc.net/inscripcions.html",x+y,features);
}