// JavaScript Document
function emptyField(oTextField)
{
	if (oTextField.value.length == 0) 
		return true;
	for (var i=0; i< oTextField.value.length; i++) 
	{
		var ch = oTextField.value.charAt(i);
		if (ch != ' ' && ch != '\t') 
			return false;
	}
}

function jtrim(par)
{
	var y = par.length;
	var ret = '';
	var ex=0;
	var bl=0;
	for (i=0;i<y;i++)
	{
		if (par.charAt(i) == ' ')
			bl = bl+1
		else
		{
			ret=ret+par.charAt(i);
			ex = ex+1
		}
	}
	if (bl==y)
		return true;
	else 
		return false;
}

function email_formate (emailStr)
{
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) 
		return false;

	var user=matchArray[1];
	var domain=matchArray[2];

	for (i=0; i<user.length; i++) 
	{
		if (user.charCodeAt(i)>127) 
		{
			return false;
		}	
	}
	for (i=0; i<domain.length; i++) 
	{
		if (domain.charCodeAt(i)>127) 
		{
			return false;
		}
	}

	if (user.match(userPat)==null) 
	{
		return false;
	}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) 
	{
		// this is an IP address
		for (var i=1;i<=4;i++) 
		{
			if (IPArray[i]>255) 
			{							
				return false;
			}
		}
		return true;
	}

	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) 
	{
		if (domArr[i].search(atomPat)==-1) 
		{
			return false;
		}
	}
	if (checkTLD && domArr[domArr.length-1].length!=2 && 
		domArr[domArr.length-1].search(knownDomsPat)==-1) 
		{
			return false;
		}

	if (len<2) 
	{
		return false;
	}
	
	return true;
}

function get_radiobutton_value(obj)
{
	var rad_val;
	for (var i=0; i < obj.length; i++)
   	{
   		if (obj[i].checked)
      	{
      		rad_val = obj[i].value;
      	}
   	}
	return rad_val;
}



/********************************** Start - get checked value **********************************/
Array.prototype.append = function (val) 
{
	this[this.length] = val;
}


/* return an array of the checked elements' values */
function getCheckValue(name) 
{
	
	elements = getCheck(name);
	values = new Array();
	/* are there any selected elements? */
	if (elements)
		for (i = 0; i < elements.length; i++)
			values.append(elements[i].value);
			/* may return an empty array */
	
	return values;
}

/* return an array of checked elements */
function getCheck(frmElement) 
{
	elements = eval(frmElement);
	checked = new Array();
	if (elements)
	{
		for (i = 0; i < elements.length; i++)
			if (elements[i].checked)
				/* use our new array function */
				checked.append(elements[i]);
				/* return the array, it may be empty */
			
		/*if there is only one record*/		
		if(!elements.length)
			if (elements.checked)
				checked.append(elements);
	}
	return checked;
}
/********************************** End - get checked value **********************************/