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_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 changeBanner(imagePath, oElement)	{
	document.getElementById(oElement).style.backgroundImage = "url('"+ imagePath +"')";
}

function changeContent(sText, oElement)	{
	document.getElementById(oElement).innerHTML = sText;
}

function changeMainImage(imagePath, oElement)	{
	document.getElementById(oElement).src = imagePath;
}

function clearContent()	{
	var args = clearContent.arguments;
	for(var i=0; i<args.length; i++){
		if(document.getElementById(args[i])!=null)	{
			document.getElementById(args[i]).innerHTML = '';
		}
  	}
}

function clearThumbArea()
{
	if(document.getElementById('mainArea')!=null) document.getElementById('mainArea').setAttribute('colSpan',2);	
	if (document.getElementById('thumbArea')!=null) document.getElementById('thumbArea').style.display='none';
}

function changeBgColor(oElement, sColor)	{
	document.getElementById(oElement).bgColor = sColor;
}

function validateForm()	{
	var emailExpression=/^(([\w-]+\.)+[\w-]+|([a-zA-Z]{1}|[\w-]{2,}))@(([a-zA-Z]+[\w-]+\.)+[a-zA-Z]{2,4})$/
	var phoneExpression=/^(\+\d{1,2})*\s*(\d{3}\s*(-{0,1}|\s{0,1})\d{7})|(\d{4}\s*(-{0,1}|\s{0,1})\d{6})|(\d{5}\s*(-{0,1}|\s{0,1})\d{5})$/
	if(emailExpression.test(document.contactForm.mailAddress.value) && phoneExpression.test(document.contactForm.phone.value))	{
		document.contactForm.btnSubmit.disabled = false;
		return true;
	}
	else	{
		document.contactForm.btnSubmit.disabled = true;
		return false;
	}
	return false;	
}