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 drawFlash(s,w,h){
	var h=  '<iframe frameborder="0" border="0" src="'+s+'" height="'+h+'" width="'+w+'" style="border:none"></iframe>';
    document.write(h);
}

function isValidType( oInput, oType ) {
	switch( oType.toLowerCase() ) {
		case 'select':
			return oInput.selectedIndex;
		case 'number':
			if( !oInput.value ) { return false; }
			for( var mXi = 0; mXi < oInput.value.length; mXi++ ) {
				if( oInput.value.charAt( mXi ) != '' + parseInt( oInput.value.charAt( mXi ) ) + '' ) { return false; }
			} return true;
		case 'name':
			return ( oInput.value && !oInput.value.replace( /[a-z????????????????]+( ?[-']?[a-z????????????????]+)*/i, "" ) );
		case 'email':
			return ( oInput.value && !oInput.value.replace( /[\w\-\+]+(\.[\w\-\+]+)*@([\w\-????????????????]+\.)+[a-z]+/i, "" ) );
		case 'message':
			return ( oInput.value && !oInput.value.replace( /[a-z????????????????]+( ?[-']?[a-z????????????????]+)*/i, "" ) );	
	}
}
function checkform( theForm ) {
	if( !isValidType( theForm.guest_name, 'name' ) ) {
		window.alert( 'You have not fill the name field.' );
		theForm.guest_name.focus();
		return false;
	}
	if( !isValidType( theForm.guest_email, 'email' ) ) {
		window.alert( 'You have not fill the email field.' );
		theForm.guest_email.focus();
		return false;
	}
	if( !isValidType( theForm.guest_phone, 'number' ) ) {
		window.alert( 'You have not fill the phone field.' );
		theForm.guest_phone.focus();
		return false;
	}
	if( !isValidType( theForm.guest_message, 'message' ) ) {
		window.alert( 'You have not fill the message field.' );
		theForm.guest_message.focus();
		return false;
	}
	return true; //don't forget this line
}