function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function style(what) {
	selectedText = document.selection.createRange().text
	if (selectedText && document.selection.createRange().parentElement().name == 'message') {
		if (what == "bold") {
			document.selection.createRange().text = "[B]" + selectedText + "[/B]";
		}else if(what == "underline") {
			document.selection.createRange().text = "[U]" + selectedText + "[/U]";
		}else if(what == "italics") {
			document.selection.createRange().text = "[I]" + selectedText + "[/I]";
		}
	}else{
		alert('Seleccione el texto sobre el cual se aplicará el estilo');
	}
}

function addSmile(access) {
	document.getElementById('message').value = parent.document.getElementById('message').value + access;
	document.getElementById('message').focus();
}

function checkFields() {
	var totalFields = checkFields.arguments.length;
	for (counter = 0; counter < totalFields; counter++) {
		if (document.getElementById(checkFields.arguments[counter]).value == "") {
			alert("Por favor, ingresa todos los campos marcados con *");
			return false;
		}
	}
	
	return true;
}