function Trim(TRIM_VALUE)
{
	if(TRIM_VALUE.length < 1)
	{
		return "";
	}
	TRIM_VALUE = RTrim(TRIM_VALUE);
	TRIM_VALUE = LTrim(TRIM_VALUE);
	if(TRIM_VALUE=="")
		return "";
	else
		return TRIM_VALUE;
}
function RTrim(VALUE)
{
	var w_space = String.fromCharCode(32);
	var v_length = VALUE.length;
	var strTemp = "";
	if(v_length < 0)
		return "";
	
	var iTemp = v_length -1;

	while(iTemp > -1)
	{
		if(VALUE.charAt(iTemp) == w_space){}
		else
		{
			strTemp = VALUE.substring(0,iTemp +1);
			break;
		}
		iTemp = iTemp-1;

	}
	return strTemp;
} 

function LTrim(VALUE)
{
	var w_space = String.fromCharCode(32);
	if(v_length < 1)
		return"";

	var v_length = VALUE.length;
	var strTemp = "";

	var iTemp = 0;

	while(iTemp < v_length)
	{
		if(VALUE.charAt(iTemp) == w_space){}
	
		else
		{
			strTemp = VALUE.substring(iTemp,v_length);
			break;
		}
		iTemp = iTemp + 1;
	} 
	return strTemp;
}
function validPhone(pnum)
{
	if(pnum=='')
		return false;
    var charset="0123456789()-+ ";

    for(i=0; i< pnum.length; i++)
    {
        if(charset.indexOf(pnum.charAt(i))<0)
        {   
            return false;
        }
    }
	
	if(pnum.length<7)
		return false;
		
    return true;
}
function validEmail(email)
{
	if(email == null || email == undefined || email == '') return false;
	if(email.length<6) return false;
	if(email.indexOf('@')<0)
		return false;
	else if(email.indexOf('@', email.indexOf('@')+1)>=0)
		return false;
	if(email.indexOf('.')<0) return false;
	if(email.indexOf('..')>=0) return false;
	if(email.indexOf('.@')>=0) return false;
	if(email.indexOf('@.')>=0) return false;
	if(email.length > 0)
	{
		var charset1 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.@";
		for(i = 0; i < email.length; i++)
		{
			ch = email.charAt(i);
			if(charset1.indexOf(ch) < 0)
				return false;
		}
	}
	arr=email.split(".");
	if(arr[1].length<2)
		return false;
		
	return true;
}