function isInvalid(value)
{
	return typeof(value);
}

function isNumberic(value)
{
	return typeof(value) == 'number' && isFinite(value);		
}

function isString(value)
{
	return typeof(value) == 'string';		
}

function isObject(value)
{
	return typeof(value) == 'object';		
}

function isBoolean(value)
{
	return typeof(value) == 'boolean';		
}

function isUndefined(value)
{
	return typeof(value) == 'undefined';		
}

function isColor(value)
{
	return (isString(value) && value.length == 7 && value.substr(0,1)=='#');		
}

/*switch case statement
switch (expression)
{
 case value1: 
	{
		statement;
        break;
    }    
 case value2: 
	{
        statement;
        break;
    }
 default : 
		statement;
}*/
/*function ClockTick()
			{
					var currentTime= new Date();
					document.getElementById('lblDateTime').Text = currentTime;
					document.getElementById('lblDateTime').blur();
					setTimeout("ClockTick()",1000);
			}*/