function previewAjax( textarea, div ){
    if ( window.XMLHttpRequest ){ // code for IE7+, Firefox, Chrome, Opera, Safari
        ajax = new XMLHttpRequest();
    }
    else{ // code for IE6, IE5
        ajax = new ActiveXObject( "Microsoft.XMLHTTP" );
    }

    var params = "data=" + $('#' + textarea).val()

    ajax.open("POST","/wiki/previewer/ajax",true);

    ajax.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    ajax.setRequestHeader("Content-length", params.length);
    ajax.setRequestHeader("Connection", "close");

    ajax.onreadystatechange = function() {//Call a function when the state changes.
    	if(ajax.readyState == 4 && ajax.status == 200) {
            $('#' + div).html(ajax.responseText);
    	}
    }

    ajax.send( params );
}

function toggle( textarea, button, origtext ){
    if ( !$('#' + textarea + ":visible").size() ){
        $('#' + textarea).slideDown( "slow" );
        $('#' + button).text( "hide" );
    }
    else {
        $('#' + textarea).slideUp( "slow" );
        $('#' + button).text( origtext );
    }
}


if (document.images){

    pic1= new Image(74,72); 
    pic1.src="/images/homeblock2.gif"; 

    pic2= new Image(74,72); 
    pic2.src="/images/aboutblock2.gif"; 

    pic3= new Image(74,72); 
    pic3.src="/images/programsblock2.gif"; 

    pic4= new Image(74,72); 
    pic4.src="/images/tourblock2.gif"; 

    pic5= new Image(74,72); 
    pic5.src="/images/newsblock2.gif"; 

    pic6= new Image(74,72); 
    pic6.src="/images/careerblock2.gif"; 
}