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_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; }
}

////text resize

// JavaScript Document
//Specify affected tags. Add or remove from list:
var tgs = new Array('div','td','tr','p','table','small','ul','li','span','a');

//Specify spectrum of different font sizes:
var szs = new Array( 'xx-small','x-small','small','medium','large','x-large','xx-large' );
var startSz = 2;

function ChangeFontSize(trgt,inc,clicked) {
	var fontSize = checkCookieForFont('txtImageSize',11)
	var txtImageMap = document.getElementById('TxtSizeImage');

	if (inc != fontSize && fontSize!=null)
	{

		if (clicked == 1) // this value is changed from click
		{
			inc = fontSize;
		}	

	if(inc==10){
			txtImageMap.src="images/Text_size1.jpg"
			setCookie('txtImageSize',inc,1);
		}
	else if(inc==11){
			txtImageMap.src="images/Text_size2.jpg"
			setCookie('txtImageSize',inc,1);
		}
	else if(inc==12){
			txtImageMap.src="images/Text_size3.jpg"
			setCookie('txtImageSize',inc,1);
		}
	else {
		alert("last else ?? nothing to do")
		}
	}else{
		// cookie is nulll
		txtImageMap.src="images/Text_size2.jpg"
		setCookie('txtImageSize',11,1);
	}

	
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	
	//sz += inc;
	//if ( sz < 0 ) sz = 0;
	//if ( sz > 6 ) sz = 3;
	//startSz = sz;
		
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];

	cEl.style.fontSize = szs[ sz ];

	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ ){ 
			if(cTags[ j ].className=="footer"){
					cTags[ j ].style.fontSize = inc-1
				}
			else{
				cTags[ j ].style.fontSize = inc
			}
		}
	}
}


// Cookie functions for font change
function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1; 
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}

function setCookie(c_name,value,expiredays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function checkCookieForFont(c_name,default_value)
{
cookieName=getCookie(c_name);
if (cookieName!=null && cookieName!="")
  {
//  alert('Cookie Exists '+cookieName+'!');
  return cookieName;
  }
  else 
  {
//  alert('Seting default value');
  cookieName=default_value;
  if (cookieName!=null && cookieName!="")
    {
    setCookie(c_name,cookieName,1);
	return cookieName;
    }
  }
}

function hideSelects(visibility){
		selects = document.getElementsByTagName('select');
		for(i = 0; i < selects.length; i++) {
			selects[i].style.visibility = visibility;
		}
	}