//this files to get product by category and product price and product measure unit for 20 text fields
var http = createRequestObject();
function createRequestObject(){
    var request_;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        request_ = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else{
        request_ = new XMLHttpRequest();
    }
    return request_;
}

var element_num ;
//var thecate=cat+element_num; 
var thecate; 

/*if(document.form1.cat1.value){ 
thecate=cat1;  //element_num=1 ;	
}else if(document.form1.cat2.value){
thecate=cat2;  //element_num=2 ;
}else if(document.form1.cat3.value){
thecate=cat3;  //element_num=3 ;
}else if(document.form1.cat4.value){
thecate=cat4;  //element_num=4 ;
}else if(document.form1.cat5.value){
thecate=cat5;  //element_num=5 ;
}else if(document.form1.cat6.value){
thecate=cat6;  //element_num=6 ;
}else if(document.form1.cat7.value){
thecate=cat7;  //element_num=7 ;
}else if(document.form1.cat8.value){
thecate=cat8;  //element_num=8 ;
}else if(document.form1.cat9.value){
thecate=cat9;  //element_num=9 ;
}else if(document.form1.cat10.value){
thecate=cat10;  //element_num=10 ;
}*/

/*if(getInfo1()){
thecate=cat1; 
getInfo()=getInfo1();
}*/



/*function getInfo(){
	// for get
   // http.open('get', 'get_student.php?id='+ document.form1.cat.value);
   // http.onreadystatechange = handleInfo;
   // http.send(null);
	//for post
	//http.abort;
	
http.open('post', 'get_student.php');
http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
http.onreadystatechange =  handleInfo;

if(document.form1.cat1.value){ 
http.send('id='+ document.form1.cat1.value); //form element sent with name id to get_student.php by post
//var mydiv= 'mydiv1';
}else if(document.form1.cat2.value){ 
http.send('id='+ document.form1.cat2.value); 
//var mydiv= 'mydiv2';
}
//http.send('id='+ document.form1.thecate.value); //form element sent with name id to get_student.php by post
//http.send('arg1=val_1&arg2=val_2&arg3=val_3');

}
function handleInfo(){
    if(http.readyState == 1){
        //document.getElementById('mydiv').innerHTML = 'Load...';
		//document.getElementById('mydiv').innerHTML = '';
		
		if(document.form1.cat1.value){ 
		document.getElementById('mydiv1').innerHTML = '';
		}
		if(document.form1.cat2.value){ 
		document.getElementById('mydiv2').innerHTML = '';
		}
    }
    if(http.readyState == 4){
        var response = http.responseText;
        //document.getElementById('mydiv').innerHTML = response;
		//document.getElementById(mydiv).innerHTML = response;
		
		if(document.form1.cat1.value){ 
		document.getElementById('mydiv1').innerHTML = response;
		}
		if(document.form1.cat2.value){ 
		document.getElementById('mydiv2').innerHTML = response;
		}
		
		//document.write(response);
		//document.write(thecate);
    }
}*/

//========================================================= get product by category
/*function getInfo1(){
	// for get
   // http.open('get', 'get_student.php?id='+ document.form1.cat.value);
   // http.onreadystatechange = handleInfo;
   // http.send(null);
	//for post
	//http.abort;
	
http.open('post', 'get_zones.php');
http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
http.onreadystatechange =  handleInfo1;
http.send('id_city='+ document.myform.city.value); //form element sent with name id to get_student.php by post
}
function handleInfo1(){
    if(http.readyState == 1){
        //document.getElementById('mydiv').innerHTML = 'Load...';
		//document.getElementById('mydiv').innerHTML = '';
		document.getElementById('mydiv1').innerHTML = '';
    }
    if(http.readyState == 4){
        var response = http.responseText;
        //document.getElementById('mydiv').innerHTML = response;
		//document.getElementById(mydiv).innerHTML = response;
		document.getElementById('mydiv1').innerHTML = response;
		
		//document.write(response);
		//document.write(thecate);
    }
}*/


function getInfo2(){	
http.open('post', 'get_zones.php');
http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
http.onreadystatechange =  handleInfo2;
http.send('id_city_eng='+ document.form1.city.value); //form element sent with name id to get_student.php by post
}

function handleInfo2(){
    if(http.readyState == 1){
		document.getElementById('mydiv2').innerHTML = '';
    }
    if(http.readyState == 4){
        var response = http.responseText;
		document.getElementById('mydiv2').innerHTML = response;
    }
}


function getInfo1(){	
http.open('post', 'get_zones.php');
http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
http.onreadystatechange =  handleInfo1;
http.send('id_city='+ document.form1.city.value); //form element sent with name id to get_student.php by post
}

function handleInfo1(){
    if(http.readyState == 1){
		document.getElementById('mydiv1').innerHTML = '';
    }
    if(http.readyState == 4){
        var response = http.responseText;
		document.getElementById('mydiv1').innerHTML = response;
    }
}