// JavaScript Document


// get element by id 
function getObject(val){
	return document.getElementById(val);
}


function trim(b)
{
	var i=0;
	while(b.charAt(i)==" ")
	{
	i++;
	}
	b=b.substring(i,b.length);
	len=b.length-1;
	while(b.charAt(len)==" ")
	{
	len--;
	}
	b=b.substring(0,len+1);
	return b;
}

function checkAtLeastOneBox(name) {
	
	count = 0;
	elements = document.getElementsByName(name);
	len = elements.length;

	for (var i = 0; i < len; i++) {
		var e = elements[i];
		if (e.checked) {
			count=count+1;
		}
	}

	if (count == 0){
		return false;
	}
	else {
		return true;
	}
} 


function isCharsInBag (s, bag)
  {
    var i;
    // Search through string's characters one by one.
    // If character is in bag, append to returnString.

    for (i = 0; i < s.length; i++)
    {
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) return false;
    }
    return true;
 }

//function to check valid zip code
function isZIP(s) 
  {
    return isAlphaNumeric(s);
 }
 
 
function isValidUrlAddress(strUrl) {// not working
   
   var v = new RegExp();
    v.compile("[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");
    if (!v.test(strUrl)) { 
        return false;
    }
	return true;
} 

function isValidUrl(strUrl) {
   var v = new RegExp();
    v.compile("^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");
    if (!v.test(strUrl)) { 
        return false;
    }
	return true;
} 
function isChar(s){
	s=trim(s);
	return isCharsInBag (s, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ ");
}


function isName(s){
	s=trim(s);
	return isCharsInBag (s, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ- ");
}

function isPassword(s)
{
	
	s=trim(s);
	return isCharsInBag (s, "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_");
}

//function to check valid Telephone,. Fax no. etc
function isPhone(s)
  {
	return isCharsInBag (s, "0123456789-+(). ");//simple test
	
	var PNum = new String(s);
	
	//	555-555-5555
	//	(555)555-5555
	//	(555) 555-5555
	//	555-5555

    // NOTE: COMBINE THE FOLLOWING FOUR LINES ONTO ONE LINE.
	
	var regex = /^[0-9]{3,3}\-[0-9]{3,3}\-[0-9]{4,4}$|^\([0-9]{3,3}\) [0-9]{3,3}\-[0-9]{4,4}$|^\([0-9]{3,3}\)[0-9]{3,3}\-[0-9]{4,4}$|^[0-9]{3,3}\-[0-9]{4,4}$/;
	
//	var regex = /^\([1-9]\d{2}\)\s?\d{3}\-\d{4}$/; //(999) 999-9999 or (999)999-9999
	if( regex.test(PNum))
		return true;
	else
		return false;

}

function isAlphaNumeric(s){
    return isCharsInBag (s, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789 ");
}

function isUserName(s){
    return isCharsInBag (s, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
}

function isEmpty(s)
{
		 s=trim(s); 
		  return ((s == null) || (s.length == 0));
}

//function to check valid email id
function isEmail(s)
{
	
	var regex = /(^[a-z]([a-z_\.]*)@([a-z_\.]*)([.][a-z]{3})$)|(^[a-z]([a-z_\.]*)@([a-z_\.]*)(\.[a-z]{3})(\.[a-z]{2})*$)/i
	var regex =	/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	return regex.test(s);

}


function isInteger (s)
   {
      var i;

      if (isEmpty(s))
      if (isInteger.arguments.length == 1) return 0;
      else return (isInteger.arguments[1] == true);

      for (i = 0; i < s.length; i++)
      {
         var c = s.charAt(i);

         if (!isDigit(c)) return false;
      }

      return true;
}

function isDigit (c)
{
  return ((c >= "0") && (c <= "9"))
}



  //set focus on el or global variable gl_el;
  function setFocus(el){
	if(el != "undefined"){
		document.getElementById(el).focus();
		setAlertStyle(el);
	//	addEvent(document.getElementById(el),'onblur',function(){ alert('hello!'); })
	}else if(typeof gl_el != "undefined"){
		gl_el.focus();	
	}
	return true;
	
  }
  

  function setAlertStyle(el){
	document.getElementById(el).style.border = '2px solid';
	document.getElementById(el).style.borderColor = '000';
  } 
  
  function unsetAlertStyle(el){
	document.getElementById(el).style.border = '2px solid';
	document.getElementById(el).style.borderColor = '#f0f0f1';
  }

function SetAllCheckBoxes(FormName,FieldName)
	{
	var isChecked=document.getElementById('checkAll').checked;

	if(isChecked==true){
		var	CheckValue='true';
		
	}
	else
	{
		var	CheckValue='';
	}	

	if(!FormName)
		return;
		var objCheckBoxes = document.forms[FormName].elements[FieldName];

	if(!objCheckBoxes)
		return;
		var countCheckBoxes = objCheckBoxes.length;

	if(!countCheckBoxes)
		objCheckBoxes.checked = CheckValue;
	else
		// set the check value for all check boxes
		for(var i = 0; i < countCheckBoxes; i++)
		{
				objCheckBoxes[i].checked = CheckValue;

			
		}
}

function isAllcheckBoxSelected(formObj,checkBoxName){
	var status	= false;
	var countCheckBoxes = 0;
	var objCheckBoxes = formObj.elements[checkBoxName];
	countCheckBoxes = objCheckBoxes.length;
	if(countCheckBoxes!=0){
		for(var i = 0; i <countCheckBoxes; i++){
			if(objCheckBoxes[i].checked==true){
				status	= true;
			}else{
				status	= false;
				break;
			}
		}
	}if(!countCheckBoxes) {
		if(objCheckBoxes.checked==true){
			status	= true;
		}else {
			status	= false;
		}
	}
	return status;
}


function checkMasterCheckBox(checkBoxObj,formName,checkBoxName,masterCheckBoxName){
	allCheckBoxCheckedStatus	= false;
	formObj	= getObject(formName);
	masterCheckBoxObj	= getObject(masterCheckBoxName);
	allCheckBoxCheckedStatus	= isAllcheckBoxSelected(formObj,checkBoxName);
	//alert(allCheckBoxCheckedStatus);
	if(checkBoxObj.checked==true){
		if(allCheckBoxCheckedStatus==true){
			masterCheckBoxObj.checked	= true;
		}
	}else{
		masterCheckBoxObj.checked	= false;
	}
	
}




function showchkbox(){
	$(document).ready(function(){
		$('#chkTab').toggle('slow');
		$('#downarrow').toggle('slow');
	});
}

/**
 * shows a popup<br />
 * depends on jquery<br />
 * there should be empty div named winhidelayer on page.<br />
 * @param id of popup div
 */
function showPopup(id){
	try{
		$('#winhidelayer').show();
	}catch(error){
	}
	$('#'+id).show();
	var snpopup = $('#'+id);
    var height = $(window).height();
    var width = $(document).width();

    snpopup.css({
        'left' : width/2 - (snpopup.width() / 2),  
        'top' : height/2 - (snpopup.height() / 2), 
        'z-index' : 1000000                        
    });
}

/**
 * hide a popup<br />
 * depends on jquery<br />
 * there should be empty div named winhidelayer on page.<br />
 * @param id of popup div
 */
function hidePopup(id){
	try{
		$('#winhidelayer').hide();
	}catch(error){
	}
	$('#'+id).hide();
}