// JavaScript Document

var divId='';

function changecontent(id, idtype)
{
	var divId='content'+idtype;
	var xmlHttp;
	
  	try
	{        
		xmlHttp=new XMLHttpRequest();    // Firefox, Opera 8.0+, Safari
	}
  	catch (e)
	{    // Internet Explorer    
		try
		{      
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");      
		}
    	catch (e)
		{      
			try
			{        
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");        
			}
      		catch (e)
			{        
				alert("Your browser does not support AJAX!");        
				return false;        
			}      
		}    
	}
	
	//document.getElementById(divId).innerHTML="<img src=images/status.gif>";
	
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{			
			//alert(xmlHttp.responseText);
			document.getElementById(divId).innerHTML=xmlHttp.responseText;
		}
	}
	
	xmlHttp.open("GET","getcontent.php?conId="+id+"&type="+idtype,true);
	xmlHttp.send(null);	
}

function isNumeric(value) {
  if (value != null && !value.toString().match(/^[-]?\d*\.?\d*$/)) return false;
  return true;
}



function checkSchoolId(sid){

	if(sid!="School Id"){

		if(isNumeric(sid)){

			changecontent(sid, 6);

		}else alert("Please enter a valid School Id!");

	}else alert("Please enter your School Id!");

}

function ajax()
{
	var xmlHttp;
  	try
	{        
		xmlHttp=new XMLHttpRequest();    // Firefox, Opera 8.0+, Safari
	}
  	catch (e)
	{    // Internet Explorer    
		try
		{      
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");      
		}
    	catch (e)
		{      
			try
			{        
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");        
			}
      		catch (e)
			{        
				alert("Your browser does not support AJAX!");        
				return false;        
			}      
		}    
	}
	
	document.getElementById('message').innerHTML="<img src=images/status.gif>";
	
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			var result=xmlHttp.responseText;
			//alert(result);
			
			switch(result){
				case '0' : document.getElementById('message').innerHTML="Username or Password did not match.";						   
						   break;
						   
				case '1' : document.searchfrm.submit();
						   break;
				
				case '2' : document.getElementById('message').innerHTML="Your account was 'Not Approved' yet!";						   
						   break;
						   
				case '3' : document.getElementById('message').innerHTML="Your account has been 'Expired'!";				   
						   break;
						   
				case '4' : document.getElementById('message').innerHTML="Your account has been 'Inactivated'!";			   
						   break;
				
			}// end of switch(result){
			
		}
	}
	
	xmlHttp.open("GET","ajax_login_chk.php?uname="+document.getElementById('username').value+"&pass="+document.getElementById('password').value+"&sid="+document.searchfrm.schoolKey.value,true);
	xmlHttp.send(null);	
}