// JavaScript Document
	
    function submit_page(form) {
    
        foundError = false;  
          
        emailError = "" 
        

        if(form.email.value == "") {
            emailError = "Please enter your EMAIL ADDRESS.\r";
            foundError = true;
        }

        
        if((emailError == "") && (isValidEmail(form.email) == false)) { 
            emailError = "Please enter a valid email address.\r";
            foundError = true;
        }
           
      

        if(foundError == false) {
             return true;
        }
        else { 
            errorMessage = emailError;
            alert (errorMessage)
            if (emailError != "") {
                form.email.focus()
                form.email.select()   
            }   
            return false;                       
        }   
    }

    
    function isValidEmail(theField) {
        if((getFront(theField.value,"@") != null) && (getEnd(theField.value,"@") != "") && (getEnd(theField.value,".") != "") && (getEnd(theField.value,".") != "")) {

            return true; 
        } else {
            return false; 
        }
    }
    
    
    function getFront(mainStr,searchStr){
        foundOffset = mainStr.indexOf(searchStr)
        if (foundOffset <= 0) {
            return null 
                        
        } 
        else {
            return mainStr.substring(0,foundOffset)
        }
    }
    
    
    function getEnd(mainStr,searchStr) {
        foundOffset = mainStr.indexOf(searchStr)
        if (foundOffset <= 0) {
            return ""   
        }
        else {
            return mainStr.substring(foundOffset+searchStr.length,mainStr.length)
                       
        }
    }


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_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_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 MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function blocking(nr)
{
	if (document.layers)
	{
		document.layers[nr].display = 'none';
	}
	else if (document.all)
	{
		document.all[nr].style.display = 'none';
	}
	else if (document.getElementById)
	{
		document.getElementById(nr).style.display = 'none';
	}
}

function mostrar(nr)
{
	if (document.layers)
	{
		document.layers[nr].display = 'block';
	}
	else if (document.all)
	{
		document.all[nr].style.display = 'block';
	}
	else if (document.getElementById)
	{
		document.getElementById(nr).style.display = 'block';
	}
}