var ua = navigator.userAgent.toLowerCase();
	isIE = ((ua.indexOf("msie") != -1) && (ua.indexOf("opera") == -1) && (ua.indexOf("webtv") == -1));

function hideElms(elmTag) {
	for (i=0; i<document.all.tags(elmTag).length; i++){
		obj = document.all.tags(elmTag)[i];
		if (!obj || !obj.offsetParent) continue;
		obj.style.visibility = "hidden";
	}
}
function showsubmenu($sid){
    var temp=document.getElementById($sid);
    if (temp.style.display == 'none'){
		document.cookie = "lastmenu=" + escape($sid);
        temp.style.display='block';
    }
    else{
		document.cookie = "lastmenu=" + escape('') ;
        temp.style.display='none';
    }
}
function showimg(many,url1,url2,url3,pname){
	//return TB_show(pname,url1)
	if (many==1){
		var newarray=new Array();
		if (url1.length>5){
			newarray[0]=url1;
		}
		if (url2.length>5){
			newarray[1]=url2;
		}
		if (url3.length>5){
			newarray[2]=url3;
		}
		return TB_show2(pname,url1,newarray);
	}
	else{
		return TB_show(pname,url1)
	}
}
function op(url,urlid){
window.open(url,urlid,"width=400,height=360,scrollbars=no")
}

function getPageSize(){

	var xScroll, yScroll;

	if (window.innerHeight && window.scrollMaxY) {
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}

	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}

	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else {
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight)
	return arrayPageSize;
}
function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll)
	return arrayPageScroll;
}

function makeArray(n){
  this.length = n;
  for (i=1;i<=n;i++){
    this[i]=0;
  }
  return this;
}
function displayDate(){
  var this_month = new makeArray(12);
  this_month[0] = "Jan.";
  this_month[1] = "Feb.";
  this_month[2] = "March";
  this_month[3] = "April";
  this_month[4] = "May";
  this_month[5] = "June";
  this_month[6] = "July";
  this_month[7] = "Aug.";
  this_month[8] = "Sep.";
  this_month[9] = "Oct.";
  this_month[10] = "Nov.";
  this_month[11] = "Dec.";
  var today = new Date();
  var day  = today.getDate();
  var month = today.getMonth();
  var year = today.getYear();
  if (year < 1900){
    year += 1900;
  }
  return(this_month[month]+" "+day+", "+year);
}
function PutKey(_obj,str){
	_obj.onblur=function(){
		if (this.value==''){
			this.value='Search';
			this.style.color=''
		}
	}
	_obj.style.color='#f00'
	if (_obj.value==str){
		_obj.value=''
	}
}