function checknumber(){
	var x=document.check_move_form.page.value
	var anum=/(^\d+$)|(^\d+\.\d+$)/
	if (anum.test(x))
	testresult=true
	else{
	alert("أدخل رقم صحيح من فضلك ")
	testresult=false
	}
	return (testresult)
}

//--------------
  function check_move(){
	var x=document.check_move_form.part.value
	var y=document.check_move_form.page.value

	var anum=/(^\d+$)|(^\d+\.\d+$)/
	if (anum.test(x) && anum.test(y))
	testresult=true
	else{
	alert("أدخل رقم صحيح من فضلك ")
	testresult=false
	}
	return (testresult)
}

function is_valid_send() {
if (sendform.sender_name.value=="" ||sendform.sender_email.value==""  ||sendform.message.value=="") {
 alert(" أكمل البيانات المطلوبة ");
 return false;
}
else
 {
    $valid_email=true;

    var x = sendform.sender_email.value;
	var filter  = /^([a-zA-Z0-9_\\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)==false)
	  {
	   alert('بريد الراسل غير صحيح');
	   $valid_email=false;
	  }

  if($valid_email==true)
    {
	 sendform.submit();
	 return true;
	}
 }
}
//-----------------------------------------------------------
function is_valid_login()
{
 if(document.loginform.loginuser.value!="" && document.loginform.loginpassword.value!="")
  {
   loginform.submit(); return true;
  }
 else
 {
  alert("أكمل الحقول الفارغة من فضلك "); return false;
 }
}
//************************************************************
function getSelectedRadio(buttonGroup) {
   // returns the array number of the selected radio button or -1 if no button is selected
   if (buttonGroup[0]) { // if the button group is an array (one button is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            return i
         }
      }
   } else {
      if (buttonGroup.checked) { return 0; } // if the one button is checked, return zero
   }
   // if we get to this point, no radio button is selected
   return -1;
} // Ends the "getSelectedRadio" function


function getSelectedRadioValue(buttonGroup) {
   // returns the value of the selected radio button or "" if no button is selected
   var i = getSelectedRadio(buttonGroup);
   if (i == -1) {
      return "";
   } else {
      if (buttonGroup[i]) { // Make sure the button group is an array (not just one button)
         return buttonGroup[i].value;
      } else { // The button group is just the one button, and it is checked
         return buttonGroup.value;
      }
   }
} // Ends the "getSelectedRadioValue" function
//**********************************************************
function confirm_delete(){
if(window.confirm("هل أنت متأكد ؟ "))
  document.vcdform.submit();
}

function confirm_clear(){
if(window.confirm("هل أنت متأكد ؟ "))
  document.clear_form.submit();
}
//-----------------------------------------------------------
function confirm_logout(){
if(confirm("هل تريد الخروج"))
 {
 parent.location.href="logout.php";
 }
}
//---------------------------------------------------------
function openpage(id,tlb,part,pageid)
{
LeftPosition = (screen.width) ? (screen.width-700)/2 : 0;
TopPosition = (screen.height) ? (screen.height-300)/2 : 0;
var new_url='open_page.php?id='+id+'&tlb='+tlb+'&part='+part+'&pageid='+pageid;
settings="status=0,toolbar=0,width=700,height= 300 , top="+TopPosition+", left="+LeftPosition+", scrollbars=no resizeable=no";
window.open (new_url,"mywindow",settings);
}
//----------------------------------------------------------
function confirm_delete(id){
if(confirm("سوف يتم حذف السجل , هل أنت متأكد ؟ "))
 {
 location.href="left_side.php?view=control_errors&corr_action=do_delete&id="+id;
 }
}
//------------------------------------------------------------
function confirm_delete_code(id){
if(confirm("سوف يتم حذف السجل , هل أنت متأكد ؟ "))
 {
 location.href="left_side.php?view=codes&code_action=view_codes&code_action=do_delete&id="+id;
 }
}
//-----------------------------------------------------------
function confirm_delete_user(id){
if(confirm("سوف يتم حذف السجل , هل أنت متأكد ؟ "))
 {
 location.href="left_side.php?view=edit_users&users_action=do_delete&id="+id;
 }
}
//-----------------------------------------------------------
function is_valid_code()
{
 if(document.code_form.code.value!="" && document.code_form.syear.value!="" &&document.code_form.eyear.value!="" )
  {
   code_form.submit(); return true;
  }
 else
 {
  alert("أكمل الحقول الفارغة من فضلك "); return false;
 }
}
//-----------------------------------------------------------
function is_valid_user()
{
 if(document.users_form.username.value!="" && document.users_form.name.value!="" )
  {
   users_form.submit(); return true;
  }
 else
 {
  alert("أكمل الحقول الفارغة من فضلك "); return false;
 }
}
//-----------------------------------------------------------
function is_valid_dates()
{
 if(document.code_form.syear.value!="" &&document.code_form.eyear.value!="" )
  {
   code_form.submit(); return true;
  }
 else
 {
  alert("أكمل الحقول الفارغة من فضلك "); return false;
 }
}
//-----------------------------------------------------------
//-----------------------------------------------------------
	function expand(listID) {
		listID.style.display=(listID.style.display=="none" || listID.style.display=="")?"":"none";
		window.event.cancelBubble=true;
	}
//----------------------------------------------------------
	function contract(listID) {
		listID.style.display=(listID.style.display=="show")?"":"none";
		window.event.cancelBubble=true;
	}
//----------------------------------------------------------
	function show_hide(x)
	{
	obj = document.getElementById(x);
		if(	obj.style.display == "block")
		{
			obj.style.display = "none";
		}
		else
		{
			obj.style.display = "block";
		}
	}
//-----------------------------------------------------------------------
function is_valid_register()
{
 if (document.register_form.code.value != ""  &&  document.register_form.name.value != ""
   &&  document.register_form.username.value != ""  &&  document.register_form.pass.value != ""
   &&  document.register_form.cpass.value != "" &&  document.register_form.email.value != "" )
   {
    if(document.register_form.pass.value == document.register_form.cpass.value)
      {

         var x = register_form.email.value;
		 var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		 if (filter.test(x)==false)
		  {
		   alert(' البريد غير صحيح');
		  }
	    else
	      {
	        register_form.submit();
		    return true;
	      }
      }
      else
       {
        alert("كلمة المرور غير متوافقة");
        return false;
       }
   }
   else
    {
     alert("أكمل الحقول الفارغة من فضلك");
     return false;
   }
}
//----------------------------------------------------------------------
function is_valid_newcode()
{
  if (document.newcode_form.newcode.value != "" )
   {
   newcode_form.submit();
   return true;
   }
  else
   {
     alert("أدخل الكود من فضلك");
     return false;
   }
}
//-----------------------------------------------------------------
function is_valid_article(){
 if(document.article_form.title.value!="" )
  {
   document.article_form.submit();return true;
  }
 else
  {
   alert(" أكمل البيانات المطلوبة ");
   return false;
  }
}

//*********************************************
function is_valid_register(){
 if(document.register_form.username.value!=""
   && document.register_form.pass.value!="" && document.register_form.cpass.value!=""
  && document.register_form.email.value!=""  )
  {
   if(document.register_form.pass.value==document.register_form.cpass.value)
    {
	 if( document.register_form.email.value.indexOf(".") > 2 && document.register_form.email.value.indexOf("@") > 0 )
	  {
        document.register_form.submit();return true;
	  }
	 else
	  {
	  alert("هناك خطأ فى البريد الإلكترونى");return false;
	  }
	}
   else
	{
     alert("كلمة المرور لا تتوافق");return false;
	}
  }
 else
  {
     alert("أدخل البيانات كاملة");return false;
  }
}
//--------------------------------------------------------------
//*************************************************
function is_valid_login(){
 if(document.login_form.user_name.value !="" && document.login_form.password.value !="" )
  {
   document.login_form.submit();
   return true;
  }
 else
 {
  alert("أكمل البيانات المطلوبة");return false;
 }
}
//----------------------------------------------------------
function confirm_logout(){
	if(window.confirm("هل أنت متأكد "))
      {
       top.location.href="logout.php";
	  }
}

//--------------------------------------------------
function is_valid_sendmaillist(){
if(document.sendmaillist_form.subject.value !="" && document.sendmaillist_form.body.value !="")
  {
   	 document.sendmaillist_form.submit();
     return true;
  }
 else
 {
  alert("أكمل البيانات المطلوبة");
  return false;
 }
}
//-----------------------------------------
function get_myid(){
 Myid=titsearchform.select_Myid.options[titsearchform.select_Myid.selectedIndex].value;
 curr_path=titsearchform.curr_path.value;
 npath=curr_path+'?bookid='+Myid;
 if(Myid)
    {
	 window.location.href=npath;
	}
}