// ***********************************
// 	To open a page in pop-up
// ***********************************
function callPopUp(sPageToOpen, sWindowName, bScrollbars, bResizable, iWidth, iHeight, iTop, iLeft)
{
	var sOptions ='toolbar=no'
		+ ','
		+ 'status=no'
		+ ','
		+ 'menubar=no'
		+ ','
		+ 'location=no'
		+ ','
		+ 'scrollbars='+bScrollbars
		+ ','
		+ 'resizable=yes'
		+ ','
		+ 'width='+iWidth
		+ ','
		+ 'height='+iHeight
		+ ',' 
		+ 'top='+iTop 
		+ ','
		+ 'left='+iLeft;  
		             
	// A window name is not required when you create a window.
	// But the window must have a name if you want to refer to it from another window.
	var oWindow = window.open(sPageToOpen, sWindowName, sOptions);
	oWindow.focus();
}

// ********************************
// 	STRING VALIDATION
// ********************************
function isValidString(sString)
{
	return !(sString == null || sString == "" || /^ *$/.test(sString));
}