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 showmenu(elmnt)
{
	document.getElementById(elmnt).style.visibility="visible";
}
function hidemenu(elmnt)
{
	document.getElementById(elmnt).style.visibility="hidden";
}


function reloadfile(date,hdate)
{
	var val = document.getElementById('ghari').value;	
	if(val == 0)
	{
		val = 1;
	}else
	{
		val = 0;
	}
	self.location = 'index.php?fileflg='+val+'&date='+date+'&hijjarydate='+hdate+'#ghari_mubarak';
}


//form check function for guest book form.
function formchk()
{
	var error='';
	
	if(document.form1.gname.value=='')
	{
		error += 'Please enter your name.\n';	
	}
	if(document.form1.gemail.value=='')
	{
		error += 'Please enter your email.\n';	
	}
	if(document.form1.glocation.value=='')
	{
		error += 'Please enter your location.\n';	
	}
	if(document.form1.gcomment.value=='')
	{
		error += 'Please enter your comments.\n';	
	}
	if(error != '')
	{
		var msg = '------------------------------------------\nPlease check following fields\n\n';
		alert(msg+error+'\n\n');
		return false;
	}
	return true;
	
}