function gradient(id, level)
{
	var box = document.getElementById(id);
	box.style.opacity = level;
	box.style.MozOpacity = level;
	box.style.KhtmlOpacity = level;
	box.style.filter = "alpha(opacity=" + level * 100 + ")";
	box.style.display="block";
	return;
}


function fadein(id) 
{
	var level = 0;
	while(level <= 1)
	{
		setTimeout( "gradient('" + id + "'," + level + ")", (level* 1000) + 10);
		level += 0.01;
	}
}


// Open the lightbox


function openbox(formtitle, fadin)
{
  var box = document.getElementById('box'); 
  document.getElementById('filter').style.display='block';

  var btitle = document.getElementById('boxtitle');
  btitle.innerHTML = formtitle;
  
  if(fadin)
  {
	 gradient("box", 0);
	 fadein("box");
  }
  else
  { 	
    box.style.display='block';
  }  	
}


// Close the lightbox

function closebox()
{
   document.getElementById('box').style.display='none';
   document.getElementById('filter').style.display='none';
}




/*****************Contact Page*********************/

function contactcheckform(){
	var bval = true;
	if(bval && document.getElementById("fname").value == "")
	{
		alert("Please enter first name");	
		bval=false;
		document.getElementById("fname").focus();		
	} 
	if(bval && document.getElementById("lname").value == "")
	{
		alert("Please enter last name");	
		bval=false;
		document.getElementById("lname").focus();		
	} 
	if(bval && document.getElementById("email").value == "")
	{
		alert("Please enter email");	
		bval=false;
		document.getElementById("email").focus();		
	} 
	if(bval)
	 {
		bval= emailCheck();
	 }
	 if(bval && document.getElementById("pnumber").value == "")
	{
		alert("Please enter phone number");	
		bval=false;
		document.getElementById("pnumber").focus();		
	}
	if(bval){
		bval= PhoneCheck(document.frmcosultation.pnumber.value);
	}
	
	return bval;
}

function emailCheck() 
{
		var emailPat=/^(.+)@(.+)$/
		var matchArray;	
		var emailStr = document.getElementById("email").value;	
		if(emailStr.length > 1)
			{  	  	
		matchArray = emailStr.match(emailPat);
		if (matchArray == null) 
		{
			alert("Please Enter Correct Email Address"); 
			document.getElementById("email").focus();
			return false;
			
		}	
		else
		{
			return true;
		}  		
	}
}

function PhoneCheck(strPhone) {  	  		  	  		
	strPhone=strPhone.replace(/[^0-9]/g, ''); 
	//if(strPhone.length
	
	if(strPhone.length!=10){
		alert("Invalid Phone Number");
		document.getElementById("pnumber").focus();
		return false;
	}
	return true;	  	  	
}