function validate()
{
var name=document.getElementById('name').value;
var company=document.getElementById('company').value;
var email=document.getElementById('email').value;
var phone=document.getElementById('phone').value;
var address=document.getElementById('address').value;

if(name=='')
{
document.getElementById('msgdiv1').innerHTML = "Please enter your contact name.";
document.getElementById('msgdiv1').style.display='block';
return false;
}

if(company=='')
{
document.getElementById('msgdiv4').innerHTML = "Please enter your company name.";
document.getElementById('msgdiv1').style.display='none';
document.getElementById('msgdiv4').style.display='block';
return false;
}

if(phone=='')
{
document.getElementById('msgdiv5').innerHTML = "Please enter your phone no.";
document.getElementById('msgdiv1').style.display='none';
document.getElementById('msgdiv4').style.display='none';
document.getElementById('msgdiv5').style.display='block';
return false;
}
if(isPhone(phone)==false)
{
document.getElementById('msgdiv7').innerHTML = "Please enter valid phone number.";
document.getElementById('msgdiv7').style.display='block';
document.getElementById('msgdiv1').style.display='none';
document.getElementById('msgdiv2').style.display='none';
document.getElementById('msgdiv4').style.display='none';
document.getElementById('msgdiv3').style.display='none';
document.getElementById('msgdiv5').style.display='none';
return false;
	
}

if(email=='')
{
document.getElementById('msgdiv2').innerHTML = "Please enter your email.";
document.getElementById('msgdiv2').style.display='block';
document.getElementById('msgdiv1').style.display='none';
document.getElementById('msgdiv4').style.display='none';
document.getElementById('msgdiv5').style.display='none';
document.getElementById('msgdiv7').style.display='none';
return false;
}
if(checkEmail(email)==false)
{
document.getElementById('msgdiv3').innerHTML = "Please enter a proper e-mail address.";
document.getElementById('msgdiv3').style.display='block';
document.getElementById("msgdiv2").style.display='none';
document.getElementById("msgdiv1").style.display='none';
document.getElementById('msgdiv4').style.display='none';
document.getElementById('email').focus();
return false;
}

if(address=='')
{
document.getElementById('msgdiv6').innerHTML = "Please enter your company address.";
document.getElementById('msgdiv1').style.display='none';
document.getElementById('msgdiv2').style.display='none';
document.getElementById('msgdiv3').style.display='none';
document.getElementById('msgdiv4').style.display='none';
document.getElementById('msgdiv5').style.display='none';
document.getElementById('msgdiv6').style.display='block';
return false;
}

return true;
}