// JavaScript Document
<!--Load data in form-->
function aaa123(){
	alert("xuan tien");
	/*var classid=$("txtclassid");
	var tam = "txtrenewLabel";
	alert("tien");
	alert(classid.value);
	var e = $(tam);
		new Ajax.Request('geo_templates/default/system/order_items/shared/ajax.php?id=' + classid.value,
		{
			method:'get',
			onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
			onFailure: function(){ alert('không thành công !') } });
		
		var seller=$("txtsellerclient");
		alert(seller);*/
}
function showcategoreover(){
	
	  var loc = location.search.substring(1, location.search.length);
	  var param_value = false;
	  var params = loc.split("&");
	 
	  var classid=$("txtclassid");
		var tam = "txtshowcatstore";
		var e = $(tam);
			new Ajax.Request('geo_templates/default/system/order_items/shared/category_over.php?id=' + classid.value,
			{
				method:'get',
				onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
				onFailure: function(){ alert('không thành công !') } });
			
			if(params.length == 3){
				
				var classid=$("txtclassid");
				var tam = "txtshowcatstore";
				var e = $(tam);
					new Ajax.Request('geo_templates/default/system/order_items/shared/showLabelCat.php?id=' + classid.value ,
					{
						method:'get',
						onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
						onFailure: function(){ alert('không thành công !') } });
			}
}
<!------------>
<!--Xu ly nut nenxt va prew luc sau  -->
var iafter=0;
var jafter=0;
var demafter=0;
var chiaafter=0;
var duafter=0;

function nextcat_storeafter(){
	var next=$("txtnextcat_storeafter");
	var prew=$("txtprewcat_storeafter");
	var count=$("txtCountstore_cat");
	
	var tinh=parseInt(count.value/7);
	duafter=parseInt(count.value - tinh*7);
	chiaafter=parseInt(count.value/7) *7;
	iafter=iafter+1;
	demafter=chiaafter - 7 *(iafter -jafter);
	
	if(count.value <= 7){
		next.disabled="disabled";
		prew.disabled="";
	}else{
		if(demafter > 0){
		var classid=$("txtclassid");
		var tam = "txtshowcatstore";
		var e = $(tam);
			new Ajax.Request('geo_templates/default/system/order_items/shared/showLabelCatAfter.php?id=' + classid.value + '&demafter=' +  demafter,
			{
				method:'get',
				onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
				onFailure: function(){ alert('không thành công !') } });
		}else{
				if(demafter == 0 && duafter !=0){
					demafter=chiaafter;
					var classid=$("txtclassid");
					var tam = "txtshowcatstore";
					var e = $(tam);
						new Ajax.Request('geo_templates/default/system/order_items/shared/showEndLabelCatAfter.php?id=' + classid.value + '&demafter=' +  demafter,
						{
							method:'get',
							onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
							onFailure: function(){ alert('không thành công !') } });
						
				}else{if(demafter == 0 && duafter ==0){
														demafter=chiaafter - 7;
														var classid=$("txtclassid");
														var tam = "txtshowcatstore";
														var e = $(tam);
															new Ajax.Request('geo_templates/default/system/order_items/shared/showEndLabelCatAfter.php?id=' + classid.value + '&demafter=' +  demafter,
															{
																method:'get',
																onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
																onFailure: function(){ alert('không thành công !') } });}
					}
					
			
			}
	}
}

function prewcat_storeafter(){
	var classid=$("txtclassid");
	jafter=jafter +1;
	demafter=chiaafter + 7 *(jafter - iafter );
	if(demafter != chiaafter){
		var tam = "txtshowcatstore";
		var e = $(tam);
			new Ajax.Request('geo_templates/default/system/order_items/shared/showLabelCatAfter.php?id=' + classid.value + '&demafter=' +  demafter,
			{
				method:'get',
				onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
				onFailure: function(){ alert('không thành công !') } });
	}else{
			var tam = "txtshowcatstore";
			var e = $(tam);
				new Ajax.Request('geo_templates/default/system/order_items/shared/showLabelCat.php?id=' + classid.value ,
				{
					method:'get',
					onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
					onFailure: function(){ alert('không thành công !') } });
		
	}
	
}
<!------------------------->


<!--Xu ly nut next va prew truoc-->

var tinh=7;
var du=0;
var demcatparent=0;
var chiatinh=0;
var i=0;
var j=0;
function nextcat_store(){
	
	var next=$("txtnextcat_store");
	var prew=$("txtprewcat_store");
	var count=$("txtCountstore_cat");
	var classid=$("txtclassid");
	var tam = "txtshowcatstore";
		
	var tinh=parseInt(count.value/7);
	du=parseInt(count.value - tinh*7);
	chiatinh=parseInt(count.value/7) *7;
	i=i+1;
	demcatparent=chiatinh - 7 *(i -j);
		
	if(count.value <= 7){
		next.disabled="disabled";
		prew.disabled="";
	}else{
			if(demcatparent > 0){
				var e = $(tam);
				new Ajax.Request('geo_templates/default/system/order_items/shared/nextcat_store.php?id=' + classid.value + '&count=' + demcatparent ,
				{
					method:'get',
					onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
					onFailure: function(){ alert('không thành công !') } });
			}else {
					if(demcatparent == 0 && du != 0){
						demcatparent=chiatinh;
						var e = $(tam);
						new Ajax.Request('geo_templates/default/system/order_items/shared/nextendstore.php?id=' + classid.value + '&count=' + demcatparent,
						{
							method:'get',
							onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
							onFailure: function(){ alert('không thành công !') } });
					}else{ if(demcatparent == 0 && du == 0){
							demcatparent=chiatinh - 7;
							var e = $(tam);
							new Ajax.Request('geo_templates/default/system/order_items/shared/nextendstore.php?id=' + classid.value + '&count=' + demcatparent,
							{
								method:'get',
								onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
								onFailure: function(){ alert('không thành công !') } });
						}
						
					}
			}
	}

}


function prewcat_store(){
	j=j + 1;
	demcatparent=chiatinh + 7*(j - i);
	var classid=$("txtclassid");
	if(chiatinh != demcatparent){
		var tam = "txtshowcatstore";
			var e = $(tam);
				new Ajax.Request('geo_templates/default/system/order_items/shared/nextcat_store.php?id=' + classid.value + '&count=' + demcatparent ,
				{
					method:'get',
					onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
					onFailure: function(){ alert('không thành công !') } });
	}else{
		var classid=$("txtclassid");
		var prew=$("txtprewcat_store");
		prew.disabled='disabled';
		var tam = "txtshowcatstore";
			var e = $(tam);
				new Ajax.Request('geo_templates/default/system/order_items/shared/category_over.php?id=' + classid.value,
				{
					method:'get',
					onSuccess: function(transport){var response = transport.responseText || "no response text";e.innerHTML = response; },
					onFailure: function(){ alert('không thành công !') } });	
		}
}

<!----------------------->