function checkmail(str){
   		var at="@"        
		var dot="."
		var temp;
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		var invalidchar=" \"([{}])!#$%^&*';:,/\\?|+`~<>=~"
		if (str.indexOf(at)==-1){
			alert("Please Enter a valid Email ID.")
		   	return false }
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr-1){
		   alert("Please Enter a valid Email ID.")
		   return false	}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr-1){
		    alert("Please Enter a valid Email ID.")
		    return false }
		if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please Enter a valid Email ID.")
		    return false }
		if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please Enter a valid Email ID.")
		    return false }
		if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please Enter a valid Email ID.")
		    return false }		
		for (i=0; i<(invalidchar.length-1); i++){
		      temp=invalidchar.substring(i,i+1);		      
		      if (str.indexOf(temp)!=-1){
		         alert("Please Enter a valid Email ID.")
		         return false} 
	 	}		 		
return true; }  

function DisAllowAlphabets(e){

      if(e.which){
        if ((e.which >= 48 && e.which <= 57)||(e.which==8)){
      		return true;}
     	else if(e.which == 45){
     		return true; }
    	else{ 
			return false; }
        }
      else if(window.event){    
       	if (window.event.keyCode >= 48 && window.event.keyCode <= 57){
      		window.event.returnValue=true;}
     	else if(window.event.keyCode == 45){
     		window.event.returnValue=true; }
    	else{ 
			window.event.returnValue=false; }  
        }
  }
  
  function checkkeyowrd()
{

var keyword="";
keyword = document.getElementById('search').value;

        if (keyword=="" || keyword=="Enter Search Keyword Here")
        {

        alert("Please enter keyword for search!");
        document.getElementById('search').focus();
        return false;

        }
        else
        {
         window.location.href="../pages/search.aspx?q="+ document.getElementById('search').value;               
            return false;                
        }

}

function focussearchbox()
{
    if(document.getElementById('search').value=='Enter Search Keyword Here')
       {
          document.getElementById('search').value='';
       }
        
   
}
function blursearchbox()
{

    if(document.getElementById('search').value=='')
       {
          document.getElementById('search').value='Enter Search Keyword Here';
       }
   
}

function newsletterfocus() {

    if (document.getElementById('newsemail').value == 'Enter your Email Address Here')
        document.getElementById('newsemail').value = '';
}
function newsletterfocuslost() {
    if (document.getElementById('newsemail').value == '')
        document.getElementById('newsemail').value = 'Enter your Email Address Here';
}

function checknewslettermail() {
    if (document.getElementById('newsemail').value == '') {
        alert('Please Enter Your Email');
        return false;
    }
    else if (checkmail(document.getElementById('newsemail').value) == false) {
        return false;
    }
    centerWindowX('submitmail.aspx?email=' + document.getElementById('newsemail').value + '&mode=newsletter');
    document.getElementById('newsemail').value = 'Enter your Email Address Here';
    return false;
}
function centerWindowX(fname) {
    if (document.all)
        var xMax = screen.width, yMax = screen.height;
    else
        if (document.layers)
        var xMax = window.outerWidth, yMax = window.outerHeight;
    else
        var xMax = 640, yMax = 480;
    var xOffset = (xMax - 490) / 2, yOffset = (yMax - 190) / 2;
    MM_openBrWindow(fname, 'info', 'width=400,height=150,screenX=' + xOffset + ',screenY=' + yOffset + ',top=' + yOffset + ',left=' + xOffset + '');
}


function MM_openBrWindow(theURL, winName, features) {
    window.open(theURL, winName, features);
}
  function checksubject(item) {
           
            if (document.getElementById('email').value == '') {
                alert('Please Enter Email :');
                document.getElementById('email').focus();
                return false;
            }
            if (checkmail(document.getElementById('email').value) == false) {
                document.getElementById('email').focus();
                return false;
            }
            if (document.getElementById('name').value == '') {
                alert('Please Enter Name :');
                document.getElementById('name').focus();
                return false;
            }
            if (document.getElementById('message').value == '') {
                alert('Please Enter Message :');
                document.getElementById('message').focus();
                return false;
            }
            centerWindowX('submitmail.aspx?item=' + item + '&email=' + document.getElementById('email').value + '&mode=itemquery' + '&cname=' + document.getElementById('name').value + '&msg=' + document.getElementById('message').value + '&phone='+document.getElementById('phone').value);
            document.form1.reset();

            return false;
        }