// JavaScript Document

  	function popup_window(w,h,url) {	

		var ht = w;

		var wd = h;

		var t  = (screen.height-ht)/2;

		var l  = (screen.width-wd)/2; 		

				

		newwindow=window.open(url,"result_window","scrollbars=no,resizable=no,height="+ht+",width="+wd+",left="+l+",top="+t);

		if (window.focus) {newwindow.focus()}

		

	} /*-- FUNCTION POPUP_WINDOW(WIDTH,HEIGHT,URL) ENDS HERE --*/ 

  

   function IsBlank(frmname,objname) {	

		blankFlag=0;

		itemVal = document.forms[frmname].elements[objname].value;

		for(i=0;i<itemVal.length;i++)

		{

		   if(itemVal.charAt(i)==' ')

		    {

	 		 blankFlag++;

		    }

		}

		if(blankFlag==i)

		{

		  document.forms[frmname].elements[objname].value='';

		  document.forms[frmname].elements[objname].focus();

		  return 1;

		}

	

   } /*-- FUNCTION IsBlank(frmname,objname) ENDS HERE --*/

 

   function IsEmail(frmname,objname) {

		itemVal = document.forms[frmname].elements[objname].value;

		blankFlag=0;

		var objRegEx = /^[a-zA-Z][a-zA-Z0-9\.-_]*@(|)[a-zA-Z][a-zA-Z0-9-_]*\.(|)[a-zA-Z][a-zA-Z0-9-_\.]*[a-zA-Z0-9]$/i;

		res = objRegEx.test(itemVal);

		if(!res)

		{

		document.forms[frmname].elements[objname].value='';

		document.forms[frmname].elements[objname].focus();

		 blankFlag=1;

		 }

		 return blankFlag;

	} /*-- FUNCTION IsEmail(frmname,objname) ENDS HERE --*/ 
/**
 * DHTML phone number validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 10;

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function checkInternationalPhone(strPhone){
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}
/*function check_it() {
    
     var tomatch= /www./[A-Za-z0-9\.-]{3,}\.[A-Za-z]{3}/
     if (tomatch.test(theurl))
     {
         alert("URL OK.");
         return true;
     }
     else
     {
        alert("URL invalid. ");
		document.login.url.focus();
         return false; 
     }
		
}*/




	function isValidURL(frmname,objname) {

		itemVal = document.forms[frmname].elements[objname].value;

		blankFlag=0;
/* /^[a-zA-Z][a-zA-Z0-9\.-_]*@(|)[a-zA-Z][a-zA-Z0-9-_]*\.(|)[a-zA-Z][a-zA-Z0-9-_\.]*[a-zA-Z0-9]$/i; */
/* /^[www.]*[a-zA-Z][a-zA-Z0-9\.-_]*\.(|)[a-zA-Z][a-zA-Z0-9-_\.]*[a-zA-Z0-9]$/i;*/
/*/^(([\w]+:)?\/\/)?(([\d\w]|%[a-fA-f\d]{2,2})+(:([\d\w]|%[a-fA-f\d]{2,2})+)?@)?([\d\w][-\d\w]{0,253}[\d\w]\.)+[\w]{2,4}(:[\d]+)?(\/([-+_~.\d\w]|%[a-fA-f\d]{2,2})*)*(\?(&?([-+_~.\d\w]|%[a-fA-f\d]{2,2})=?)*)?(#([-+_~.\d\w]|%[a-fA-f\d]{2,2})*)?$/i;*/
		var objRegEx =/^([w][w][w])*\.(|)[a-zA-Z][a-zA-Z0-9\.-_]*\.(|)[a-zA-Z][a-zA-Z0-9-_\.]*[a-zA-Z0-9]$/i;
        res = objRegEx.test(itemVal);

		if(!res)

		{

		document.forms[frmname].elements[objname].value='';

		document.forms[frmname].elements[objname].focus();

		 blankFlag=1;

		 }

		 return blankFlag;

	}


		/*var objRegEx = /^[a-zA-Z][a-zA-Z0-9\.-_]*@(|)[a-zA-Z][a-zA-Z0-9-_]*\.(|)[a-zA-Z][a-zA-Z0-9-_\.]*[a-zA-Z0-9]$/i;

		res = objRegEx.test(itemVal);*/