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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function checkValueType_Normal(o,strA)
{
	if(!o.value)
	{
		ErrorAlert_and_Focus(o,strA," may not be empty");
		return 0;
	}
	return 1;
}

function checkValueType_ID(o,strA,strB)
{
	if(checkValueType_Normal(o,strA))
	{
		var strb="`;~!@#$%^*()+|-=\\{}[]\"\',/<> ";
		if(strB&&strB!="")
		{strb=strB;}
		var len=strb.length;
		var x;
		if(strA)
		{x=strA;}
		x=x+" should not include following characters : \n"+strb;
		for(i=0;i<len;i++)
		{
			if(o.value.indexOf(strb.charAt(i),0)>=0)
			{
				alert(x);
				o.value="";
				set_focus_on_obj(o);
				return 0;
			}
		}
		return 1;
	}
	return 0;
}

function set_focus_on_obj(p_obj)
{
	if(p_obj)
	{
		if((!p_obj.disabled)&&(p_obj.type!="hidden"))
		{p_obj.focus();}	
	}
	else
	{	
		if(flag_GUI_debug)
		{alert("object does not exist");}
	}

}

function ErrorAlert_and_Focus(o,strA,subA)
{
	x=subA;
	if(strA)
	{x=strA+x;}
	alert(x);
	set_focus_on_obj(o);
}