// sadece seçili verileri toplar
function set_parameters()
{
	var params='';
	
	if(document.getElementsByTagName('input'))  
	{
		var inpts = document.getElementsByTagName('input');
		for ( i=0;i<inpts.length;i++)
		{
			if(inpts[i].type == "checkbox")
			{
				if(inpts[i].checked == true)
				{
	//				alert(inpts[i].name+'='+inpts[i].value)
					params+=inpts[i].name+'='+inpts[i].value+'&';
				}
			}
			else
				params+=inpts[i].name+'='+inpts[i].value+'&';
		}
	}
	  
	if(document.getElementsByTagName('textarea'))  
	{
		var txtars = document.getElementsByTagName('textarea');
		for ( i=0;i<txtars.length;i++)
		{
			params+=txtars[i].name+'='+txtars[i].value+'&'
		}
	}
	
	if(document.getElementsByTagName('select'))  
	{
		var slcts = document.getElementsByTagName('select');
		for ( i=0;i<slcts.length;i++)
		{
			params+=slcts[i].name+'='+slcts[i].value+'&'
		}
	}
	
	params = params.substring(0,params.length-1)
//	alert(params);
	return params;
} // function set_parameters()


// ajax
function ajax(myUrl, div_id) 
{
   //params = null;

	if(window.XMLHttpRequest) 
	{
		xmlhttp = new XMLHttpRequest(); 
	}
	else if(window.ActiveXObject)
	{
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	} 
	else
	{
		return false;
	}

	xmlhttp.open( "GET", myUrl)
	xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=iso-8859-9");
	
	xmlhttp.onreadystatechange=function() 
	{
		if (xmlhttp.readyState == 1)
		{ 
		   document.getElementById(div_id).innerHTML = "<div class='uyari_box2'><img src='loading.gif'></div>";
		}
		if (xmlhttp.readyState == 4) 
		{
			document.getElementById(div_id).innerHTML = xmlhttp.responseText;
		}
	}
	
	xmlhttp.send(null);
} // function ajax(myUrl, div_id, params)