//*******************************
// *** toggle display of divs ***
//*******************************

var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name){
    if (document.getElementById){
        this.obj = document.getElementById(name);
        this.style = document.getElementById(name).style;
    }
    else if (document.all){
        this.obj = document.all[name];
        this.style = document.all[name].style;
    }
    else if (document.layers){
        this.obj = document.layers[name];
        this.style = document.layers[name];
    }
}

function toggle(div,flag){
	if (!DHTML) return;
	var x = new getObj(div);
	x.style.display = (flag) ? 'none' : 'block'
}

//***************************************
// *** control "what can you do" menu ***
//***************************************

var n = 0;
function changeMenu(n){

	new Effect.SlideUp('menu_block1',{duration:.2});
	new Effect.SlideUp('menu_block2',{duration:.2});
	new Effect.SlideUp('menu_block3',{duration:.2});
    		
	switch(n){
		case 1:
			new Effect.SlideDown('menu_block1',{duration:.8, queue: 'end'});
			document.images['donate'].src="../v2/images/donate_2.gif";
			document.images['join'].src="../v2/images/join_0.gif";
			document.images['spread'].src="../v2/images/spread_0.gif";			
			return false;
			break;
		case 2:
    		new Effect.SlideDown('menu_block2',{duration:.8, queue: 'end'});
			document.images['donate'].src="../v2/images/donate_0.gif";
			document.images['join'].src="../v2/images/join_2.gif";
			document.images['spread'].src="../v2/images/spread_0.gif";	    		
			return false;
			break;
		case 3:
    		new Effect.SlideDown('menu_block3',{duration:.8, queue: 'end'});
			document.images['donate'].src="../v2/images/donate_0.gif";
			document.images['join'].src="../v2/images/join_0.gif";
			document.images['spread'].src="../v2/images/spread_2.gif";	    		
			return false;
			break;
		default:
			new Effect.SlideDown('menu_block1',{duration:.8, queue: 'end'});
			document.images['donate'].src="../v2/images/donate_2.gif";
			document.images['join'].src="../v2/images/join_0.gif";
			document.images['spread'].src="../v2/images/spread_0.gif";			
			return false;
			break;
	}
}

//************************
// *** Image Roll-Over ***
//************************

function ro(ob,st){
    if(st==0){document.images[ob].src="../v2/images/"+ob+"_0.gif" };
    if(st==1){document.images[ob].src="../v2/images/"+ob+"_1.gif" };

}


//************************************************************************
// *** Check the state of the graphical header and change accordingly *** added 3/16/06
//************************************************************************

function checkState(ob, st){
url = window.location.hostname;
	if(document.images[ob].src != "http://"+url+"/../v2/images/"+ob+"_2.gif"){
		ro(ob,st);
	}
}