// JavaScript Document
var id=0;
var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;

function show_div(id)
{
	if(id==1)
	{
	document.getElementById('change_text_div1').style.visibility = "visible";
	document.getElementById('change_text_div2').style.visibility = "hidden";
	document.getElementById('change_text_div3').style.visibility = "hidden";
	document.getElementById('change_text_div4').style.visibility = "hidden";
	}
	
	if(id==2)
	{
	document.getElementById('change_text_div1').style.visibility = "hidden";
	document.getElementById('change_text_div2').style.visibility = "visible";
	document.getElementById('change_text_div3').style.visibility = "hidden";
	document.getElementById('change_text_div4').style.visibility = "hidden";
	}
	
	if(id==3)
	{
	document.getElementById('change_text_div1').style.visibility = "hidden";
	document.getElementById('change_text_div2').style.visibility = "hidden";
	document.getElementById('change_text_div3').style.visibility = "visible";
	document.getElementById('change_text_div4').style.visibility = "hidden";
	}
	
	if(id==4)
	{
	document.getElementById('change_text_div1').style.visibility = "hidden";
	document.getElementById('change_text_div2').style.visibility = "hidden";
	document.getElementById('change_text_div3').style.visibility = "hidden";
	document.getElementById('change_text_div4').style.visibility = "visible";
	}
}

function hide_div(id)
{	
	id = 'change_text_div' + id;
	document.getElementById(id).style.visibility = "hidden";
}

function contactus_check()
{
	  if(document.contactus.first_name.value=="")
	  {
		alert("Please enter your first name");
		document.contactus.first_name.focus();
		return false;
	  }
	  if(!isNaN(document.contactus.first_name.value))
	  {
		alert("Please enter valid first name");
		document.contactus.first_name.focus();
		return false;
	  }
	  if(document.contactus.last_name.value=="")
	  {
		alert("Please enter your surname");
		document.contactus.last_name.focus();
		return false;
	  }
	  if(!isNaN(document.contactus.last_name.value))
	  {
		alert("Please enter valid surname");
		document.contactus.last_name.focus();
		return false;
	  }
	  if(document.contactus.suburb.value=="")
	  {
		alert("Please enter your suburb");
		document.contactus.suburb.focus();
		return false;
	  }
	  if(document.contactus.postcode.value=="")
	  {
		alert("Please enter your postcode");
		document.contactus.postcode.focus();
		return false;
	  }
	  if(isNaN(document.contactus.postcode.value))
	  {
		alert("Only numbers allowed");
		document.contactus.postcode.focus();
		return false;
	  }
	  
	  if(document.contactus.contact_no.value=="")
	  {
		alert("Please enter your contact number");
		document.contactus.contact_no.focus();
		return false;
	  }
	  if(isNaN(document.contactus.contact_no.value))
	  {
		alert("Only numbers allowed");
		document.contactus.contact_no.focus();
		return false;
	  }
/*	  if(document.contactus.mobile_no.value=="")
	  {
		alert("Please enter your mobile number");
		document.contactus.mobile_no.focus();
		return false;
	  }*/
	  if(document.contactus.mobile_no.value!="")
	  {
	  if(isNaN(document.contactus.mobile_no.value))
	  {
		alert("Only numbers allowed");
		document.contactus.mobile_no.focus();
		return false;
	  }
	  }
	  if(document.contactus.landline_no.value=="")
	  {
		alert("Please enter your landline number");
		document.contactus.landline_no.focus();
		return false;
	  }
	  if(isNaN(document.contactus.landline_no.value))
	  {
		alert("Only numbers allowed");
		document.contactus.landline_no.focus();
		return false;
	  }
	  if(document.contactus.email.value=="")
	  {
		alert("You cannot have email id as blank!");
		document.contactus.email.focus();
		return false;
	  }
  
   if (document.contactus.email.value!="")
    {
      if (filter.test(document.contactus.email.value))
        {
        }
       else
        {
        	alert("Please input a valid email address!");
			document.contactus.email.focus();
        	return false;
        }
    }
	  if(document.contactus.company.value=="")
	  {
		alert("You cannot have company as blank!");
		document.contactus.company.focus();
		return false;
	  }
	  if(document.contactus.interested_in.value=="Select")
	  {
		alert("Please select in what you are intrested in.");
		document.contactus.interested_in.focus();
		return false;
	  }
	  if(document.contactus.enqiry.value=="")
	  {
		alert("You cannot have enquiry as blank!");
		document.contactus.enqiry.focus();
		return false;
	  }
}

function set1() 
{ 
	document.getElementById("changer").style.backgroundColor = "#1A3200";
}

function set2() 
{ 
	document.getElementById("changer").style.backgroundColor = "#AA9B02";
} 

function set3() 
{ 
	document.getElementById("changer").style.backgroundColor = "#02013A";
}

function set4() 
{ 
	document.getElementById("changer").style.backgroundColor = "#39010C";
}