document.linkrequestform.name.focus();

function echeck(str) {

		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		if (str.indexOf(at)==-1){
		   alert("Invalid e-mail address!");
		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid e-mail address!");
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid e-mail address!");
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid e-mail address!");
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid e-mail address!");
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid e-mail address!");
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid e-mail address!");
		    return false;
		 }

 		 return true;
	}

function validateForm(){

  if(document.linkrequestform.name.value == "")
    {
      alert('Please enter your name!');
      document.linkrequestform.name.value = "";
      document.linkrequestform.name.focus();
      return false;
    }

  var emailID=document.linkrequestform.emailaddress;
	
  if ((emailID.value==null)||(emailID.value==""))
    {
      alert("Please enter your e-mail address!");
      emailID.focus();
      return false;
    }

  if (echeck(emailID.value)==false)
    {
      emailID.value="";
      emailID.focus();
      return false;
    }

  if(document.linkrequestform.title.value == "")
    {
      alert('Please enter the title for your website!');
      document.linkrequestform.title.value = "";
      document.linkrequestform.title.focus();
      return false;
    }

  if(document.linkrequestform.url.value == "")
    {
      alert('Please enter the URL of your website!');
      document.linkrequestform.url.value = "";
      document.linkrequestform.url.focus();
      return false;
    }

  if(document.linkrequestform.description.value == "")
    {
      alert('Please enter enter the description for your website!');
      document.linkrequestform.description.value = "";
      document.linkrequestform.description.focus();
      return false;
    }

  if(document.linkrequestform.state.value == "null")
    {
      alert('Please select your state!');
      document.linkrequestform.state.value = "null";
      document.linkrequestform.state.focus();
      return false;
    }

  if(document.linkrequestform.reciprocallink.value == "")
    {
      alert('Please enter the reciprocal link to our website!');
      document.linkrequestform.reciprocallink.value = "";
      document.linkrequestform.reciprocallink.focus();
      return false;
    }

  if(document.linkrequestform.captcha1.value != "18")
    {
      alert('Please try again!');
      document.linkrequestform.captcha1.value = "";
      document.linkrequestform.captcha1.focus();
      return false;
    }

  if(document.linkrequestform.captcha2.value != "")
    {
      alert('Please try again!');
      return false;
    }

  return true;

 }