var xmlhttp

function students(page)
{		
		xmlhttp=GetXmlHttpObject();
		if (xmlhttp==null)
		  {
		  alert ("Your browser does not support XMLHTTP!");
		  return;
		  }
        var url="students.php";	
		
        if(document.getElementById('kursi1').checked==true)
		{
        kursi=document.getElementById('kursi1').value;
		}
		else if(document.getElementById('kursi2').checked==true)
		{
        kursi=document.getElementById('kursi2').value;
		}
        else if(document.getElementById('kursi3').checked==true)
		{
        kursi=document.getElementById('kursi3').value;
		}
		else
		kursi=0;
        //alert(kursi);
		mim=document.getElementById("spec").value;
       // pak=document.getElementById("pak").value;
        //spec=document.getElementById("spec").value;
       // spec1=document.getElementById("spec1").value;
        //qve=document.getElementById("qve").value;
		if(document.getElementById("qve").value!='')
        {
		id=document.getElementById("qve").value;
		url=url+"?sel=qve_specializacia&id="+id+"&page="+page+"&kursi="+kursi;
		}
		
		else if(document.getElementById("spec1").value!='')
        {
		id=document.getElementById("spec1").value;
		url=url+"?sel=specializacia&limit=20&id="+id+"&page="+page+"&kursi="+kursi;
		}
		else if(document.getElementById("spec").value!='')
        {
		id=document.getElementById("spec").value;
		url=url+"?sel=specialoba&id="+id+"&page="+page+"&kursi="+kursi;
		}
		else if(document.getElementById("pak").value!='')
        {
		id=document.getElementById("pak").value;
		url=url+"?sel=pakulteti&id="+id+"&page="+page+"&kursi="+kursi;
		}
		else if(document.getElementById("mim").value!='')
        {
		id=document.getElementById("mim").value;
		url=url+"?sel=mimartuleba&id="+id+"&page="+page+"&kursi="+kursi;
		}
		
        xmlhttp.onreadystatechange=stateChanged10;
        xmlhttp.open("GET",url,true);
		xmlhttp.send(null);	
}

function ajax(mimartuleba,selectid)
{		
		xmlhttp=GetXmlHttpObject();
		if (xmlhttp==null)
		  {
		  alert ("Your browser does not support XMLHTTP!");
		  return;
		  }
		var url="ajax.php";	
		if(selectid==1)
		{
            url=url+"?mimartuleba="+mimartuleba;
			xmlhttp.onreadystatechange=stateChanged1;
		}
		else if(selectid==2)
		{
			url=url+"?pakulteti="+mimartuleba;
			xmlhttp.onreadystatechange=stateChanged2;
		}
		else if(selectid==3)
		{
			url=url+"?specialoba="+mimartuleba;
			xmlhttp.onreadystatechange=stateChanged3;
		}
		else if(selectid==4)
		{
			url=url+"?specializacia="+mimartuleba;
			xmlhttp.onreadystatechange=stateChanged4;
		}

        xmlhttp.open("GET",url,true);
		xmlhttp.send(null);	
	
}



	function stateChanged1()
	{  
	if (xmlhttp.readyState==4)
	  {		
      document.getElementById("faculty").innerHTML=xmlhttp.responseText;
      document.getElementById("specialoba").innerHTML='<select style="width:200px;" id="spec"><option></option></select>';
      document.getElementById("specializacia").innerHTML='<select style="width:200px;" id="spec1"><option></option></select>';
      document.getElementById("qve_specializacia").innerHTML='<select style="width:200px;" id="qve"><option></option></select>';
      document.getElementById("studentebi").innerHTML='';
      }
	}
	function stateChanged2()
	{  
	if (xmlhttp.readyState==4)
	  {		
	    document.getElementById("specialoba").innerHTML=xmlhttp.responseText;
        document.getElementById("studentebi").innerHTML='';
        document.getElementById("specializacia").innerHTML='<select style="width:200px;" id="spec1"><option></option></select>';
        document.getElementById("qve_specializacia").innerHTML='<select style="width:200px;" id="qve"><option></option></select>';
      }
	}
	function stateChanged3()
	{  
	if (xmlhttp.readyState==4)
	  {		
	    document.getElementById("specializacia").innerHTML=xmlhttp.responseText;
        document.getElementById("studentebi").innerHTML='';
        document.getElementById("qve_specializacia").innerHTML='<select style="width:200px;" id="qve"><option></option></select>';
      }
	}	
	function stateChanged4()
	{  
	if (xmlhttp.readyState==4)
	  {		
	    document.getElementById("qve_specializacia").innerHTML=xmlhttp.responseText;
        document.getElementById("studentebi").innerHTML='';
      }
	}		
	
	function stateChanged10()
	{  
	if (xmlhttp.readyState==4)
	  {		
	    document.getElementById("studentebi").innerHTML=xmlhttp.responseText;
	  }
	}			
	
	
	function GetXmlHttpObject()
	{
	if (window.XMLHttpRequest)
	  {
	  // code for IE7+, Firefox, Chrome, Opera, Safari
	  return new XMLHttpRequest();
	  }
	if (window.ActiveXObject)
	  {
	  // code for IE6, IE5
	  return new ActiveXObject("Microsoft.XMLHTTP");
	  }

	return false;
	}