// JavaScript Document

	function isFilled(str){ return (str != ""); }

	function isEmail(string) { return (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1); }

 	function isDigital(str)	{ return(parseInt(str,10)==(str*1)); /*return(parseFloat(str,10)==(str*1));*/ }

 	function isCurrency(val) { 	var re = /^(\$?\d+\$?|\$?\d+\.\d+\$?)$/; return (re.test(val)); }
	
function validate(req,email,digits,currs)
{
	var field, i;
	var req_len = parseInt(req.length);
	var email_len = parseInt(email.length);
	var digits_len = parseInt(digits.length);
	var currs_len = parseInt(currs.length);
	
	for (i=0;i<req_len;i++)
	{
			var field = document.getElementById(req[i]);
			if (field)
			{
				field.style.border="1px solid #000000";
				if ((field.type == 'checkbox')||(field.type == 'radio'))
				{
					var field = document.getElementsByName(req[i]);
					var chk = false;
					for(l=0;l<field.length;l++)
					{
						if (field[l].checked) chk = true;
					}
					if (!chk) 
					{
						//alert("Field '" + field[0].title + "' is required to be checked correctly before successful submission.");
						alert ("Please select " + field[0].title+"." );
						field[0].style.border="1px solid #FF0000";
						return false; 
						break;
					}
				}
				else
				{
					if (!isFilled(trim(field.value)))
						{
						//alert("Field '" + field.title + "' is required to be filled in before successful submission.");
						alert ("Please fill " + field.title+"." );
						field.value="";
						field.focus();
						field.style.border="1px solid #FF0000";
						return false;
						// break;
						}
				}
			}
			else
				alert(req[i] + " does not exist" );		
	}

		for (i=0;i<email_len;i++)
		{
			var field = document.getElementById(email[i]);
			
			
			field.style.border="1px solid #000000";
			if (!isEmail(trim(field.value)))
			 {
				//alert("Field '" + field.title + "' is required to be filled in with valid email addresses before successful submission.");
				alert("Please fill valid email addresses.");
				field.style.border="1px solid #FF0000";
				field.focus();
				return false;
				break;
			}
		}

		for (i=0;i<digits_len;i++)
		{

			var field = document.getElementById(digits[i]);
				field.style.border="1px solid #000000";
			if ( field.value !="")
			{
				if (!isDigital(trim(field.value))) 
				{
					//alert("Field " + field.title + " is required to be filled in only with digits (0-9) and decimal point before successful submission.");
					//alert("Please fill only digits(0-9) and decimal point in "+field.title + ".");
					alert("Please fill only digits(0-9) in "+field.title + ".");
					field.style.border="1px solid #FF0000";
					field.focus();
					return false;
					break;
				}	
			}
		}

		for (i=0;i<currs_len;i++)	{

			var field = document.getElementById(currs[i]);
				field.style.border="1px solid #000000";
			if (!isCurrency(trim(field.value))) {

				//alert("Field " + field.title + " is required to be filled in only with digits (0-9) a decimal point, or a dollar sign before successful submission.");
				alert("Please fill only digits(0-9) and decimal point in "+field.title + ".");
				field.style.border="1px solid #FF0000";
				field.focus();
				return false;
				break;

			}}

		return true;
}


 function validateForm(obj)
 {

		//docf=obj.name;
		docf=document.changepwd_frm;
		
 		if(docf.txt_currpwd.value=="")		 				
		{
			alert("Please enter current password.");
			docf.txt_currpwd.focus();
			return false;
		}
 		if(docf.txt_newpwd.value=="")		 				
		{
			alert("Please enter new password.");
			docf.txt_newpwd.focus();
			return false;
		}
		if(docf.txt_confpwd.value=="")		 				
		{
			alert("Please enter confirm password.");
			docf.txt_confpwd.focus();
			return false;
		}
		
		if(docf.txt_newpwd.value != docf.txt_confpwd.value)
		{
			alert("New Password and Confirm password must be same.");
			docf.txt_confpwd.focus();
			return false;
		}
		return true;
 }

 function validateEmailForm()
 {

		docf=document.changeemail_frm;
		email_len=parseInt(docf.txt_addr.length);
		
 		if(docf.txt_addr.value=="")		 				
		{
			alert("Please enter email address.");
			docf.txt_addr.focus();
			return false;
		}
		else
		{
			var x=docf.txt_addr.value;
			
			var anum=/^[^_.]([a-zA-Z0-9_]*[.]?[a-zA-Z0-9_]+[^_]){2}@{1}[a-z0-9]+[.]{1}(([a-z]{2,3})|([a-z]{2,3}[.]{1}[a-z]{2,3}))$/;

			if (anum.test(x))
			{
				testresult=true;
			}
			else
			{
				alert("Please enter valid email address.")
				docf.txt_addr.focus();
				testresult=false
				return (testresult);
				
			}
			
		}
		
		return true;
 }

 function validateGivenForm(reqstr,emailstr,digitsstr,currsstr)
 {
		
//	  var req = new Array("user","pwd","cpwd","fname","email","addr","zip","phone");
	  var req = reqstr.split(" ");
	  //var email = emailstr.split(" ");
	 // var digits = digitsstr.split(" ");
	  //var currs = currsstr.split(" ");
  	  
	  var email = new Array();
	  var digits = new Array();
	  var currs = new Array();

		
	  if(validate(req,email,digits,currs)==true)
	  {
		
		return true;
	  }
	  
	  return false;
 }

	
//-- trim functions
// Removes Leading whitespaces
  function LTrim( value )
			{
				var re = /\s*((\S+\s*)*)/;
				return value.replace(re, "$1");
			}

// Removes ending whitespaces
		function RTrim( value )
			{
				var re = /((\s*\S+)*)\s*/;
				return value.replace(re, "$1");
			}

// Removes leading and ending whitespaces
	function trim( value ) 
		{
			return LTrim(RTrim(value));
		}