// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults
function toggleMenu(obj)
{
    if(!obj){
        return;
    }
    obj.className = obj.className == 'on' ? '' : 'on';
}  //  toggleMenu

// --------------------------------------------------------------------
// isBlank(value)
//   Returns true if value only contains spaces
//
function isBlank(val){
        if(val==null){return true;}
        for(var i=0;i<val.length;i++) {
                if ((val.charAt(i)!=' ')&&(val.charAt(i)!="\t")&&(val.charAt(i)!="\n")&&(val.charAt(i)!="\r")){return false;}
                }
        return true;
}
// --------------------------------------------------------------------
// isNumeric(value)
//   Returns true if value contains a positive float value
//
function isNumeric(val){return(parseFloat(val,10)==(val*1));}

// --------------------------------------------------------------------
//
// Length Check, return true if object length is okey, false otherwise
//
function isLengthOk(val, len){
        return (val.length == len) ? true : false;
}

// header-rollover-menu 


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function togleLeftMenu(pCurAct)
{
  //$('li12').hide();  
  switch(pCurAct)
  {
  case 'engagement_rings':
    $('li2').className = $('li2').className == 'on' ? '' : 'on';
    break;    
  case 'three_stone_rings':
    $('li3').className = $('li3').className == 'on' ? '' : 'on';
    break;
    
  case 'wedding_bands':
    $('li4').className = $('li4').className == 'on' ? '' : 'on';
    break;    

  case 'engagement_sets':
    $('li5').className = $('li5').className == 'on' ? '' : 'on';
    break;    
  case 'eternity_bands':
    $('li6').className = $('li6').className == 'on' ? '' : 'on';
    break;    
  case 'wedding_band_sets':
    $('li7').className = $('li7').className == 'on' ? '' : 'on';
    break;    
  case 'fancy_rings':
    $('li8').className = $('li8').className == 'on' ? '' : 'on';
    break;    
  case 'color_stone_rings':
    $('li9').className = $('li9').className == 'on' ? '' : 'on';
    break;    
  case 'mens_rings':
    $('li10').className = $('li10').className == 'on' ? '' : 'on';
    break;    
  case 'pendants':
    $('li11').className = $('li11').className == 'on' ? '' : 'on';
    break;    
  case 'wbs': 
    $('li12').className = $('li12').className == 'on' ? '' : 'on';
    $('li12').show();
    break;
  default:

  }  

}

function textCounter(field, countfield, maxlimit) {
  if (field.value.length > maxlimit) // if too long...trim it!
      field.value = field.value.substring(0, maxlimit);
  // otherwise, update 'characters left' counter
  else
      countfield.innerHTML = maxlimit - field.value.length;
}
//