function validate(){
		if(document.getElementById('name').value == ''){
			alert('Name is required');
			document.getElementById('name').focus();
			return false;
		}
		if(document.getElementById('compname').value == ''){
			alert('Comapany name is required');
			document.getElementById('compname').focus();
			return false;
		}
		if(document.getElementById('website').value == ''){
			alert('Website is required');
			document.getElementById('website').focus();
			return false;
		}
		if(document.getElementById('phone').value == ''){
			alert('Phone number is required');
			document.getElementById('phone').focus();
			return false;
		}
		if(document.getElementById('email').value == ''){
			alert('Email is required');
			document.getElementById('email').focus();
			return false;
		}
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		var address = document.getElementById('email').value;
		if(reg.test(address) == false) {
		  alert('Invalid email address');
		  document.getElementById('email').focus();
		  return false;
		}
		if(document.getElementById('industry').value == ''){
			alert('Industry description is required');
			document.getElementById('industry').focus();
			return false;
		}
		return true;
	}
	var xmlhttp;
	function submit(){
		var fun = validate();
		if(!fun){
			return false;
		}
		var hid = document.getElementById('hid').value;
		var name = document.getElementById('name').value;
		var comapany = document.getElementById('compname').value;
		var website = document.getElementById('website').value;
		var phone = document.getElementById('phone').value;
		var email = document.getElementById('email').value;
		var industry = document.getElementById('industry').value;
		xmlhttp=GetXmlHttpObject();
		if (xmlhttp==null)
		  {
		  alert ("Browser does not support HTTP Request");
		  return;
		  }
		var url="submit.php";
		url=url+"?str="+hid;
		url=url+"&name="+name;
		url=url+"&comapany="+comapany;
		url=url+"&website="+website;
		url=url+"&phone="+phone;
		url=url+"&email="+email;
		url=url+"&industry="+industry;
		xmlhttp.onreadystatechange=stateChanged;
		xmlhttp.open("GET",url,true);
		xmlhttp.send(null);			
	} 
	function stateChanged(){
		if (xmlhttp.readyState==4){
			document.getElementById("showmesg").innerHTML=xmlhttp.responseText;
			document.getElementById('name').value = '';
			document.getElementById('compname').value = '';
			document.getElementById('website').value = '';
			document.getElementById('phone').value = '';
			document.getElementById('email').value = '';
			document.getElementById('industry').value = '';
		}
	}
	function validatecontact(){
		if(document.getElementById('cname').value == ''){
			alert('Name is required');
			document.getElementById('cname').focus();
			return false;
		}
		if(document.getElementById('ccompname').value == ''){
			alert('Comapany name is required');
			document.getElementById('ccompname').focus();
			return false;
		}
		if(document.getElementById('cwebsite').value == ''){
			alert('Website is required');
			document.getElementById('cwebsite').focus();
			return false;
		}
		if(document.getElementById('cphone').value == ''){
			alert('Phone number is required');
			document.getElementById('cphone').focus();
			return false;
		}
		if(document.getElementById('cemail').value == ''){
			alert('Email is required');
			document.getElementById('cemail').focus();
			return false;
		}
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		var address = document.getElementById('cemail').value;
		if(reg.test(address) == false) {
		  alert('Invalid email address');
		  document.getElementById('cemail').focus();
		  return false;
		}
		if(document.getElementById('comment').value == ''){
			alert('Comment is required');
			document.getElementById('comment').focus();
			return false;
		}
		return true;
	}
	function contact(){
		var check = validatecontact();
		if(!check){
			return false;
		}
		var hid = document.getElementById('chid').value;
		var name = document.getElementById('cname').value;
		var comapany = document.getElementById('ccompname').value;
		var website = document.getElementById('cwebsite').value;
		var phone = document.getElementById('cphone').value;
		var email = document.getElementById('cemail').value;
		var industry = document.getElementById('comment').value;
		xmlhttp=GetXmlHttpObject();
		if (xmlhttp==null)
		  {
		  alert ("Browser does not support HTTP Request");
		  return;
		  }
		var url="submit.php";
		url=url+"?str="+hid;
		url=url+"&name="+name;
		url=url+"&comapany="+comapany;
		url=url+"&website="+website;
		url=url+"&phone="+phone;
		url=url+"&email="+email;
		url=url+"&industry="+industry;
		xmlhttp.onreadystatechange=stateChanged1;
		xmlhttp.open("GET",url,true);
		xmlhttp.send(null);			
	} 
	function stateChanged1(){
		if (xmlhttp.readyState==4){
			document.getElementById("contactmessage").innerHTML=xmlhttp.responseText;
			document.getElementById("showmesg").innerHTML='';
			document.getElementById('cname').value = '';
			document.getElementById('ccompname').value = '';
			document.getElementById('cwebsite').value = '';
			document.getElementById('cphone').value = '';
			document.getElementById('cemail').value = '';
			document.getElementById('comment').value = '';
		}
	}
	function validation(){
		if(document.getElementById('receivername').value == ''){
			alert('Name is required');
			document.getElementById('receivername').focus();
			return false;
		}
		if(document.getElementById('receiveremail').value == ''){
			alert('Email is required');
			document.getElementById('receiveremail').focus();
			return false;
		}
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		var address = document.getElementById('receiveremail').value;
		if(reg.test(address) == false) {
		  alert('Invalid email address');
		  document.getElementById('receiveremail').focus();
		  return false;
		}
		return true;
	}
	function send(){
		var c = validation();
		if(!c){
			return false;
		}
		var hid = document.getElementById('letterid').value;
		var name = document.getElementById('receivername').value;
		var email = document.getElementById('receiveremail').value;
		xmlhttp=GetXmlHttpObject();
		if (xmlhttp==null)
		  {
		  alert ("Browser does not support HTTP Request");
		  return;
		  }
		var url="submit.php";
		url=url+"?str="+hid;
		url=url+"&recname="+name;
		url=url+"&recemail="+email;
		xmlhttp.onreadystatechange=stateChanged2;
		xmlhttp.open("GET",url,true);
		xmlhttp.send(null);
	}
	function stateChanged2(){
		if (xmlhttp.readyState==4){
			document.getElementById("newsletterdiv").innerHTML=xmlhttp.responseText;
			document.getElementById('receivername').value = '';
			document.getElementById('receiveremail').value = '';
		}
	}
	function GetXmlHttpObject()
	{
		if (window.XMLHttpRequest)
		  {
		  // code for IE7+, Firefox, Chrome, Opera, Safari
		  return new XMLHttpRequest();
		  }
		if (window.ActiveXObject)
		  {
		  // code for IE6, IE5
		  return new ActiveXObject("Microsoft.XMLHTTP");
		  }
		return null;
	}