var xmlhttp = false;
//Check if we are using IE.
try 
{
//If the javascript version is greater than 5.
    xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
}
catch (e) 
{
    //If not, then use the older active x object.
    try 
    {
    //If we are using IE.
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
    catch (E) 
    {
        //Else we must be using a non-IE browser.
        xmlhttp = false;
    }
}
//If we are using a non-IE browser, create a javascript instance of the object.
if (!xmlhttp && typeof XMLHttpRequest != 'undefined')
{
    xmlhttp = new XMLHttpRequest();
}

function trim(str)
{
   return str.replace(/^\s+|\s+$/g,'');  
}

function checkText (strng,regex,min,max) 
{ 
 if ((strng.length < min) || (strng.length > max))
    {
          return false;  
    }
    
    if(regex.test(strng))
    {
          return false;  
    }                   
    return true;   
}    
    function checkMandatoryField(thisele,alertmsg)
{
   //alert(thisele);
    if(thisele.value.length == 0)
    { 
        thisele.focus();     
        return false; 
    }
    else
       return true;   
 
}

/////////////////////////////////////// for email checking /////////////////////////
 function isEmail(str)
{
   //alert(str);
   var regex = /^[-_.a-z0-9]+@(([-_a-z0-9]+\.)+(ad|ae|aero|af|ag|ai|al|am|an|ao|aq|ar|arpa|as|at|au|aw|az|ba|bb|bd|be|bf|bg|bh|bi|biz|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|com|coop|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|in|info|int|io|iq|ir|is|it|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mil|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|museum|mv|mw|mx|my|mz|na|name|nc|ne|net|nf|ng|ni|nl|no|np|nr|nt|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|pro|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)|(([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5])\.){3}([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5]))$/i;        
   return(regex.test(str));                    
}    



function industrySelect()
{
if((document.getElementById('industry').value)==-1)
{
   document.getElementById('othindusdiv2').style.display="block";
   document.getElementById('othindus').focus();
}
else
{
   document.getElementById('othindusdiv2').style.display="none";
   document.getElementById('othindusdiv1').style.display="block";
   document.getElementById('othindus').value="";
   
}
return false;
}


function registerationPage()
{   
	if(!checkText(trim(document.getElementById('name').value), /[^a-zA-Z \.]/,1,100))    
	{
		alert("Please enter your name.");
		document.getElementById('name').focus();
		return false; 
	}
	 
	if((document.getElementById('industry').value)=="select")
	{
	 alert("Please select industry type from the list.");
     document.getElementById('industry').focus();
     return false;
	}
  if((document.getElementById('industry').value)==-1) 
  {
     if(trim(document.getElementById('othindus').value)=="")
     {
     alert("Please enter industry type or select from the list.");
     document.getElementById('othindus').focus();
     return false;
     }
  }
  if(trim(document.getElementById('companyname').value)=="")
	{
	 alert("Please enter your company.");
     document.getElementById('companyname').focus();
     return false;
	}
  
  if((document.getElementById('product').value)=="select")
	{
	 alert("Please select product from the list.");
     document.getElementById('product').focus();
     return false;
	}
}
function indexValidation()
{
      if(trim(document.getElementById('email').value)=="")    
        {
            alert('Please enter valid username.');
            document.getElementById('email').focus();
            return false; 
        }
        if(trim(document.getElementById('pswd').value)=='')    
        {
            alert('Please enter valid password.');
            document.getElementById('pswd').focus();
            return false; 
        }
        return true;
}