function enviroInit() {

    if ($('tabAirblade')) {
        $('tabAirblade').addClassName("tabOn")
        $('tabAirblade').onmouseout = function() {
            $('tabAirblade').removeClassName("tabOn")
            $('tabAirblade').addClassName ("tab")
        }
    }

    if ($('tabCylinder')) {
        $('tabCylinder').onmouseover = function() {
            $('tabAirblade').removeClassName("tabOn")
        }
    }
    if ($('tabUpright')) {
        $('tabUpright').onmouseover = function() {
            $('tabAirblade').removeClassName("tabOn")
        }
    }
    if ($('tabHandheld')) {
        $('tabHandheld').onmouseover = function() {
            $('tabAirblade').removeClassName("tabOn")
        }
    }


    var tabLinks = $('environmentTabs').getElementsByTagName('a')

    for (var i = 0; i < tabLinks.length; i++) {
    tabLinks[i].onclick = function() {
    
        for (var a = 0; a < tabLinks.length; a++) {
            tabLinks[a].className = ""
        }

            var tabURL = this.getAttribute('rel')
            this.className = "selected"
            
            pageTracking('/environment/'+tabURL);
            

            Effect.Fade('tabEnviroContent', { duration: 0.2, from: 1.0, to: 0.1, afterFinish: function() {

            new Ajax.Updater('tabEnviroContent', tabURL, { onComplete: function() {
            Effect.Appear('tabEnviroContent', { duration: 0.2, afterFinish: function() {
    } 
    });
    } 
    });
    } 
    });
    return (false);
    }

    }
   
}

document.observe("dom:loaded",function() {enviroInit();});