function openCentered(theURL,winName,winWidth,winHeight,features) {
  var w = (screen.width - winWidth)/2;
  var h = (screen.height - winHeight)/2 - 60;
  features = features+',width='+winWidth+',height='+winHeight+',top='+h+',left='+w;
  window.open(theURL,winName,features);
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		hipoteca_01_over = newImage("imagenes/hipoteca_01-over.gif");
		preloadFlag = true;
	}
}

function openChromeslessWindow(openUrl, winName, wWidth, wHeight, wPosx, wPosy, wTIT,
												windowBORDERCOLOR, windowBORDERCOLORsel, windowTITBGCOLOR, windowTITBGCOLORsel,
													bCenter, sFontFamily, sFontSize, sFontColor){
	
	openchromeless(openUrl,winName, wWidth, wHeight, wPosx, wPosy, wTIT, wTIT ,
							windowBORDERCOLOR, windowBORDERCOLORsel, windowTITBGCOLOR, windowTITBGCOLORsel,
								bCenter, sFontFamily, sFontSize, sFontColor);
}