// Script to swap between stylesheets by Mark Wilton-Jones, 05/12/2002. v2.2.1 updated 14/03/2006 for dynamic stylesheets

function getAllSheets() {
      if( !window.ScriptEngine && navigator.__ice_version ) { return document.styleSheets; }
      if( document.getElementsByTagName ) { var Lt = document.getElementsByTagName('link'), St = document.getElementsByTagName('style');
      } else if( document.styleSheets && document.all ) { var Lt = document.all.tags('LINK'), St = document.all.tags('STYLE');
      } else { return []; } for( var x = 0, os = []; Lt[x]; x++ ) {
            var rel = Lt[x].rel ? Lt[x].rel : Lt[x].getAttribute ? Lt[x].getAttribute('rel') : '';
            if( typeof( rel ) == 'string' && rel.toLowerCase().indexOf('style') + 1 ) { os[os.length] = Lt[x]; }
      } for( var x = 0; St[x]; x++ ) { os[os.length] = St[x]; } return os;
}
function changeStyle() {
      window.userHasChosen = window.MWJss;
      for( var x = 0, ss = getAllSheets(); ss[x]; x++ ) {
            if( ss[x].title ) { ss[x].disabled = true; }
            for( var y = 0; y < arguments.length; y++ ) { if( ss[x].title == arguments[y] ) { ss[x].disabled = false; } }
    }
    return false;
}
function rememberStyle( cookieName, cookieLife ) {
      for( var viewUsed = false, ss = getAllSheets(), x = 0; window.MWJss && MWJss[x] && ss[x]; x++ ) { if( ss[x].disabled != MWJss[x] ) { viewUsed = true; break; } }
      if( !window.userHasChosen && !viewUsed ) { return; }
      for( var x = 0, outLine = '', doneYet = []; ss[x]; x++ ) {
            if( ss[x].title && ss[x].disabled == false && !doneYet[ss[x].title] ) { doneYet[ss[x].title] = true; outLine += ( outLine ? ' MWJ ' : '' ) + escape( ss[x].title ); } }
      if( ss.length ) { document.cookie = escape( cookieName ) + '=' + escape( outLine ) + ( cookieLife ? ';expires=' + new Date( ( new Date() ).getTime() + ( cookieLife * 86400000 ) ).toGMTString() : '' ) + ';path=/'; }
}
function useStyleAgain( cookieName ) {
      for( var x = 0; x < document.cookie.split( "; " ).length; x++ ) {
            var oneCookie = document.cookie.split( "; " )[x].split( "=" );
            if( oneCookie[0] == escape( cookieName ) ) {
                  var styleStrings = unescape( oneCookie[1] ).split( " MWJ " );
                  for( var y = 0, funcStr = ''; styleStrings[y]; y++ ) { funcStr += ( y ? ',' : '' ) + 'unescape( styleStrings[' + y + '] )'; }
                  eval( 'changeStyle(' + funcStr + ');' ); break;
      } } window.MWJss = []; for( var ss = getAllSheets(), x = 0; ss[x]; x++ ) { MWJss[x] = ss[x].disabled; }
}

useStyleAgain('styleTestStore');

window.onunload = function() {
      rememberStyle('styleTestStore');
}

// end swap stylesheets

function RedirectToSelectedProduct(dropDown) {
    if (dropDown == null || dropDown == undefined) {
        return;
    }
    var index = dropDown.selectedIndex;
    if (index == null || index == undefined || index <= 0) {
        return;
    }
    var url = dropDown.options[index].value;
    if (url == null || url == undefined || url == "") {
        return;
    }
    document.location = url;
}

function getHTTPObject() {
    try {
        return new XMLHttpRequest();
    } catch (e) {
        try {
            return new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e) {
            try {
                return new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) { }
        }
    }
    return false;
}

function getElementsByClass(node, searchClass, tag) {
    var classElements = new Array();
    var els;
    if (tag == "") {
        els = node.all || node.getElementsByTagName('*');
    }
    else {
        els = node.getElementsByTagName(tag);
    }
    var elsLen = els.length;
    var pattern = new RegExp("(^|\\s)" + searchClass + "(\\s|$)");
    for (i = 0, j = 0; i < elsLen; i++) {
        if (pattern.test(els[i].className)) {
            classElements[j] = els[i];
            j++;
        }
    }
    return classElements;
}

document.getElementsByClassName = function(clsName) {
    var retVal = new Array();
    var elements = this.all || this.getElementsByTagName('*');
    for (var i = 0; i < elements.length; i++) {
        if (elements[i].className.indexOf(" ") >= 0) {
            var classes = elements[i].className.split(" ");
            for (var j = 0; j < classes.length; j++) {
                if (classes[j] == clsName)
                    retVal.push(elements[i]);
            }
        }
        else if (elements[i].className == clsName)
            retVal.push(elements[i]);
    }
    return retVal;
}