/*
  $Id: general.js,v 1.3 2003/02/10 22:30:55 hpdl Exp $

  osCommerce, Open Source E-Commerce Solutions
  http://www.oscommerce.com

  Copyright (c) 2003 osCommerce

  Released under the GNU General Public License
*/

function SetFocus(TargetFormName) {
  var target = 0;
  if (TargetFormName != "") {
    for (i=0; i<document.forms.length; i++) {
      if (document.forms[i].name == TargetFormName) {
        target = i;
        break;
      }
    }
  }

  var TargetForm = document.forms[target];
    
  for (i=0; i<TargetForm.length; i++) {
    if ( (TargetForm.elements[i].type != "image") && (TargetForm.elements[i].type != "hidden") && (TargetForm.elements[i].type != "reset") && (TargetForm.elements[i].type != "submit") ) {
      TargetForm.elements[i].focus();

      if ( (TargetForm.elements[i].type == "text") || (TargetForm.elements[i].type == "password") ) {
        TargetForm.elements[i].select();
      }

      break;
    }
  }
}

function RemoveFormatString(TargetElement, FormatString) {
  if (TargetElement.value == FormatString) {
    TargetElement.value = "";
  }

  TargetElement.select();
}

function CheckDateRange(from, to) {
  if (Date.parse(from.value) <= Date.parse(to.value)) {
    return true;
  } else {
    return false;
  }
}

function IsValidDate(DateToCheck, FormatString) {
  var strDateToCheck;
  var strDateToCheckArray;
  var strFormatArray;
  var strFormatString;
  var strDay;
  var strMonth;
  var strYear;
  var intday;
  var intMonth;
  var intYear;
  var intDateSeparatorIdx = -1;
  var intFormatSeparatorIdx = -1;
  var strSeparatorArray = new Array("-"," ","/",".");
  var strMonthArray = new Array("jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec");
  var intDaysArray = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

  strDateToCheck = DateToCheck.toLowerCase();
  strFormatString = FormatString.toLowerCase();
  
  if (strDateToCheck.length != strFormatString.length) {
    return false;
  }

  for (i=0; i<strSeparatorArray.length; i++) {
    if (strFormatString.indexOf(strSeparatorArray[i]) != -1) {
      intFormatSeparatorIdx = i;
      break;
    }
  }

  for (i=0; i<strSeparatorArray.length; i++) {
    if (strDateToCheck.indexOf(strSeparatorArray[i]) != -1) {
      intDateSeparatorIdx = i;
      break;
    }
  }

  if (intDateSeparatorIdx != intFormatSeparatorIdx) {
    return false;
  }

  if (intDateSeparatorIdx != -1) {
    strFormatArray = strFormatString.split(strSeparatorArray[intFormatSeparatorIdx]);
    if (strFormatArray.length != 3) {
      return false;
    }

    strDateToCheckArray = strDateToCheck.split(strSeparatorArray[intDateSeparatorIdx]);
    if (strDateToCheckArray.length != 3) {
      return false;
    }

    for (i=0; i<strFormatArray.length; i++) {
      if (strFormatArray[i] == 'mm' || strFormatArray[i] == 'mmm') {
        strMonth = strDateToCheckArray[i];
      }

      if (strFormatArray[i] == 'dd') {
        strDay = strDateToCheckArray[i];
      }

      if (strFormatArray[i] == 'yyyy') {
        strYear = strDateToCheckArray[i];
      }
    }
  } else {
    if (FormatString.length > 7) {
      if (strFormatString.indexOf('mmm') == -1) {
        strMonth = strDateToCheck.substring(strFormatString.indexOf('mm'), 2);
      } else {
        strMonth = strDateToCheck.substring(strFormatString.indexOf('mmm'), 3);
      }

      strDay = strDateToCheck.substring(strFormatString.indexOf('dd'), 2);
      strYear = strDateToCheck.substring(strFormatString.indexOf('yyyy'), 2);
    } else {
      return false;
    }
  }

  if (strYear.length != 4) {
    return false;
  }

  intday = parseInt(strDay, 10);
  if (isNaN(intday)) {
    return false;
  }
  if (intday < 1) {
    return false;
  }

  intMonth = parseInt(strMonth, 10);
  if (isNaN(intMonth)) {
    for (i=0; i<strMonthArray.length; i++) {
      if (strMonth == strMonthArray[i]) {
        intMonth = i+1;
        break;
      }
    }
    if (isNaN(intMonth)) {
      return false;
    }
  }
  if (intMonth > 12 || intMonth < 1) {
    return false;
  }

  intYear = parseInt(strYear, 10);
  if (isNaN(intYear)) {
    return false;
  }
  if (IsLeapYear(intYear) == true) {
    intDaysArray[1] = 29;
  }

  if (intday > intDaysArray[intMonth - 1]) {
    return false;
  }
  
  return true;
}

function IsLeapYear(intYear) {
  if (intYear % 100 == 0) {
    if (intYear % 400 == 0) {
      return true;
    }
  } else {
    if ((intYear % 4) == 0) {
      return true;
    }
  }

  return false;
}

//SR modified

function smallWindow(url,title,w,h) {

if (navigator.appName=="Opera"){
 if(h>600)
 h=600;
}

 var win=window.open(url,title,'height='+h+',width='+w+',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,screenX=200,screenY=200,top=150,left=150')
if (window.focus) {win.focus()}
}


function load_page(url){
window.opener.focus();
window.opener.location.href='index.php?cPath='+url;

}


function toggle(id){ 
var obj= document.getElementById(id);
var obj_tray= document.getElementById('eng_txt');
if(obj){
  if(obj.style.display=='block'){
  if(obj_tray)
     obj_tray.innerHTML='';
     obj.style.display='none';
     }
  else{
 
     obj.style.display='block';
  }   
 }    
     
}


function namefield(qty){
   
   var obj_tray= document.getElementById('eng_txt');
   var obj_engrave= document.getElementById('engrave');
   var str_fld='';
   var fld_val='';
   var obj_fld_val;
 if(qty>0)
 { 
   if(obj_tray && obj_engrave && obj_engrave.value=='1'){
   
     for(i=1;i<=qty;i++)
     {
      obj_fld_val= document.getElementById('engrave_text_'+i);
     if(obj_fld_val)
     fld_val=obj_fld_val.value;
     else
     fld_val='';
     
     str_fld+='Name-'+i+' <input type="text" id="engrave_text_'+i+'" name="engrave_text['+i+']" value="'+fld_val+'" size="15"><br>';
      
     }
      obj_tray.innerHTML=str_fld;
   }
   
 }
 
}


function namefieldByQty(){
  
   var obj_tray= document.getElementById('eng_txt');
   var obj_engrave= document.getElementById('engrave');
   var obj_qty= document.getElementById('qty');
   var str_fld='';
   var qty_val = obj_qty.options[obj_qty.options.selectedIndex].value;
   var fld_val='';
   var obj_fld_val;
   
 if(qty_val>0 && obj_qty)
 { 
   if(obj_tray && obj_engrave && obj_engrave.value=='1' && obj_qty ){
   
     for(i=1;i<=qty_val;i++)
     {
        obj_fld_val= document.getElementById('engrave_text_'+i);
          if(obj_fld_val)
          fld_val=obj_fld_val.value;
          else
          fld_val='';
          
         str_fld+='Name-'+i+' <input type="text" id="engrave_text_'+i+'" name="engrave_text['+i+']" value="'+fld_val+'" size="15"><br>';
            
     }
      obj_tray.innerHTML=str_fld;
   }
   
 }
toggle('eng_txt');
}

function check_quantity(){
 
   var obj_qty= document.getElementById('qty');
   var obj_engrave= document.getElementById('engrave');
   var obj_fld_val='';
   var flag = false;
   var fld_val ='';
   var val='';
   var obj_engrave_val='';
   var counter=0;
   var maxlen=0;
   var qty_val = obj_qty.options[obj_qty.options.selectedIndex].value;
   var cost=false;

   // check for size
   if(!check_size())
   {
      return false;
   }  
     
   if(!obj_engrave && qty_val>0 ){
      return true;
    }

   if(obj_engrave){

    obj_engrave_val = obj_engrave.options[obj_engrave.options.selectedIndex].value;
    if(obj_engrave_val==0 )
    {
      if(qty_val>0)
     return true;
     else
     {
       alert('Please Choose Quantity');
       return false;
     }
    }
    
   }
   
   
   
   if(qty_val==0){
     alert('Please Choose Quantity');
     return false;
   }
   else{
   
       for(i=1;i<=qty_val && flag==false;i++){
         
          obj_fld_val= document.getElementById('engrave_text_'+i);
             if(obj_fld_val){
               fld_val=obj_fld_val.value;
               if(fld_val.length && fld_val.length<=10)
               {
                  flag=true;
                 /* if(confirm('Maximum Engrave Text length is 10 characters and cost $10 extra.'))
                  flag=true;
                  else{
                  cost=true;
                  flag=false;
                  
                  }*/
               }
               else
               { 
                 if(fld_val.length>0 && !maxlen){
                 alert('Maximum Engrave Text length is 10 characters');
                 maxlen=1;
                 }
                 flag=false;
                  
               }
             
       }
       
     }
   
       if(flag){
       return true;
       }
       else{ //&&  !cost
       if(!maxlen )
       alert('Enter the text to Engrave.');
       return false;
       }

   }  
 
}


function show(tbl){
  
  document.getElementById('agate').style.display="none";
  document.getElementById('amber').style.display="none";
  document.getElementById('amethyst').style.display="none";
  document.getElementById('aquamarine').style.display="none";
  document.getElementById('aventurine').style.display="none";
  document.getElementById('azurite').style.display="none";
  document.getElementById('carnelian').style.display="none";
  document.getElementById('citrine').style.display="none";
  document.getElementById('emerald').style.display="none";
  document.getElementById('fluorite').style.display="none";
  document.getElementById('garnet').style.display="none";
  document.getElementById('jasper').style.display="none";
  document.getElementById('labradorite').style.display="none";
  document.getElementById('lapis').style.display="none";
  document.getElementById('malachite').style.display="none";
  document.getElementById('pearl').style.display="none";
  document.getElementById('quartz').style.display="none";
  document.getElementById('moonstone').style.display="none";
  document.getElementById('onyx').style.display="none";
  document.getElementById('opal').style.display="none";
  document.getElementById('ruby').style.display="none";
  document.getElementById('rutilatedquartz').style.display="none";
  document.getElementById('starruby').style.display="none";
  document.getElementById('topaz').style.display="none";
  document.getElementById('turquoise').style.display="none";
  
  
  if(document.getElementById(tbl).style.display=="block"){
  document.getElementById(tbl).style.display="none";
  document.getElementById('desc').style.display="block";
  }
  else{
  document.getElementById(tbl).style.display="block";
  document.getElementById('desc').style.display="none";
  
  }
}



function check_size(){

var obj= document.getElementById('Size');

      if(obj){
 var size_val = obj.options[obj.options.selectedIndex].text;
 	  if(size_val=='--'){
	  alert('Please Select Size');
	  return false;
	  }
	  else
	  return true;

      }
      return true;

}