// JavaScript Document
function disgtalk()
{
	document.getElementById("gtalkdis").style.display="block";
	document.getElementById("yahoodis").style.display="none";	
}

function disyahoo()
{
	document.getElementById("yahoodis").style.display="block";
	document.getElementById("gtalkdis").style.display="none";
}

function nodis()
{
	document.getElementById("gtalkdis").style.display="none";
	document.getElementById("yahoodis").style.display="none";			
}

function validate_required(field,alerttxt)
{
with (field)
  {
  if (value==null||value=="")
    {
    alert(alerttxt);return false;
    }
  else
    {
    return true;
    }
  }
}

function validate_required1(field,alerttxt)
{
with (field)
  {
  if (value==null||value==""||value=="Name")
    {
    alert(alerttxt);return false;
    }
  else
    {
    return true;
    }
  }
}
function validate_required2(field,alerttxt,defaulttext)
{
with (field)
  {  var compText = ""; 
   
	 switch(defaulttext)
	 {
		
		 case 'Name' : compText = "Name";
		 break;
		 case 'Subject' : compText = "Subject";
		 break;
		 case 'Message description' : compText = "Message description";
		 break;
		 
		  case 'Verification Code' : compText = "Verification Code";
		 break;
		 
	 }
  if (value==null||value==""||defaulttext==compText)
    {
    alert(alerttxt);return false;
    }
  else
    {
    return true;
    }
  }
}

function validate_email(field,alerttxt)
{
with (field)
  {
  apos=value.indexOf("@");
  dotpos=value.lastIndexOf(".");
  if (apos<1||dotpos-apos<2)
    {
     alert(alerttxt);return false;
    }
  else 
   {
     return true;
   }
  }
}


function validate_form(thisform)
{
with (thisform)
  {
	  
	  
     if ((validate_required2(txtname,"Name must be filled out!",txtname.value)==false))
      {
        txtname.focus();   	           
        return false;
      }

     else if (validate_email(txtemail,"Not a valid e-mail address!")==false)
      {
 	txtemail.focus();
	return false;
      }
     else if ((validate_required2(txtmsgsubject,"subject must be filled out!",txtmsgsubject.value)==false))
      {
        txtmsgsubject.focus();   	           
        return false;
      }
      else if ((validate_required2(txtareamsg,"Message must be filled out!",txtareamsg.value)==false))
      {
		 
        txtareamsg.focus();   	           
        return false;
      } 
	 else if((validate_required2(txtcharacter,"Enter the verification code",txtcharacter.value)==false))
	 {
		 txtcharacter.focus();
		 return false;
	 }
	if(thisform.submit())
	{
		alert(sent);
	}

  }
}

function careersel(selcar)
{
	//alert(selcar.id);
	
	if(selcar.id == "phpdevelop")
	{
		document.getElementById("phpdev").style.display="block";
		document.getElementById("webdesign").style.display="none";		
	}
	else
	{
		document.getElementById("phpdev").style.display="none";
		document.getElementById("webdesign").style.display="block";		
		
	}
}