// Modal Dialog Box
// copyright 8th July 2006 by Stephen Chapman
// http://javascript.about.com/
// permission to use this Javascript on your web page is granted
// provided that all of the code in this script (including these
// comments) is used without any alteration
function pageWidth() {
	//return (window.innerWidth != null)? window.innerWidth: document.documentElement && document.documentElement.clientWidth ? document.documentElement.clientWidth:document.body != null? document.body.clientWidth:null;}function pageHeight() {return window.innerHeight != null? window.innerHeight: document.documentElement && document.documentElement.clientHeight ? document.documentElement.clientHeight:document.body != null? document.body.clientHeight:null;}function posLeft() {return typeof window.pageXOffset != 'undefined' ? window.pageXOffset:document.documentElement && document.documentElement.scrollLeft? document.documentElement.scrollLeft:document.body.scrollLeft? document.body.scrollLeft:0;}
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
 return myWidth ;
  //window.alert( 'Height = ' + myHeight );
}

function pageHeight(){
	//return (window.innerWidth != null)? window.innerWidth: document.documentElement && document.documentElement.clientWidth ? document.documentElement.clientWidth:document.body != null? document.body.clientWidth:null;}function pageHeight() {return window.innerHeight != null? window.innerHeight: document.documentElement && document.documentElement.clientHeight ? document.documentElement.clientHeight:document.body != null? document.body.clientHeight:null;}
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
 //return myWidth ;
  return myHeight ;
}

function posLeft() {return typeof window.pageXOffset != 'undefined' ? window.pageXOffset:document.documentElement && document.documentElement.scrollLeft? document.documentElement.scrollLeft:document.body.scrollLeft? document.body.scrollLeft:0;}
function posTop() {return typeof window.pageYOffset != 'undefined' ? window.pageYOffset:document.documentElement && document.documentElement.scrollTop? document.documentElement.scrollTop: document.body.scrollTop?document.body.scrollTop:0;}

function $(x){return document.getElementById(x);}

function scrollFix(){var obol=$('ol');obol.style.top=posTop()+'px';obol.style.left=posLeft()+'px'}

function sizeFix(){var obol=$('ol');obol.style.height=pageHeight()+'px';obol.style.width=pageWidth()+'px';}

function kp(e){ky=e?e.which:event.keyCode;if(ky==88||ky==120)hm();return false}

function inf(h){
	tag=document.getElementsByTagName('select');
	for(i=tag.length-1;i>=0;i--){
		tag[i].style.visibility=h;

	}
	tag=document.getElementsByTagName('iframe');
	for(i=tag.length-1;i>=0;i--){
		tag[i].style.visibility=h;
	}
	tag=document.getElementsByTagName('object');
	//for(i=tag.length-1;i>=0;i--){
	//	alert(tag[i].id);
	//	tag[i].style.visibility=h;
	//}
}

function sm(obl, wd, ht){
	var h='hidden';
	var b='block';
	var p='px';
	//var obol=$('ol'); 
	var obbxd = $('mbd');
	obbxd.innerHTML = $(obl).innerHTML;
	//obol.style.height=pageHeight()+p;
	//obol.style.width=pageWidth()+p;
	//obol.style.top=posTop()+p;
	//obol.style.left=posLeft()+p;
	//obol.style.display=b;
	var tp=400;//posTop()+((pageHeight()-ht)/2)-0;
	var lt=posLeft()+((pageWidth()-wd)/2)-150;
	var obbx=mbox;
	obbx.style.top=(tp<0?0:tp)+p;
	obbx.style.left=(lt<0?0:lt)+p;
	obbx.style.width=wd+p;
	obbx.style.height=ht+p;
	inf(h);
	obbx.style.display=b;
	return false;
}

function hm(id){
	var v='visible';
	var n='none';
	inf(v);
	//$('msgbox').style.display=n;
	//$('mbd').style.display=n;

	document.onkeypress='';
	mbox.style.display=n;	

}



function initmb(){
	var ab='absolute';
	var n='none';
	var obody=document.getElementsByTagName('body')[0];
	var frag=document.createDocumentFragment();
	var obol=document.createElement('div');
	obol.setAttribute('id','ol');
	obol.style.display=n;
	obol.style.position=ab;
	obol.style.top=0;
	obol.style.left=0;
	obol.style.zIndex=998;
	obol.style.width='100%';
	frag.appendChild(obol);
	var obbx=document.createElement('div');
	obbx.setAttribute('id','mbox');
	obbx.style.display=n;
	obbx.style.position=ab;
	obbx.style.zIndex=999;
	var obl=document.createElement('span');
	obbx.appendChild(obl);
	var obbxd=document.createElement('div');
	obbxd.setAttribute('id','mbd');
	obl.appendChild(obbxd);
	frag.insertBefore(obbx,obol.nextSibling);
	obody.insertBefore(frag,obody.firstChild);
	window.onscroll = scrollFix; 
	window.onresize = sizeFix;
}

window.onload = initmb;