// JavaScript Document

/*
*	switchFeatured
*	accepts:	on_button, string which button to update.
*				on_div, string - which div to display.
*
*/

function switchFeatured(on_div){
	
	//alert(f_backhoes);

	var bbackhoes = findObj("btn_backhoes");
	var bcompactor = findObj("btn_compactor");
	var bdozers = findObj("btn_dozers");
	var bexcavators = findObj("btn_excavators");
	
	
	
	// Hidden Div Blocking Toogle
	if( on_div != "f_backhoes" ){
		blocking("f_backhoes", "none");
		bbackhoes.src = "/img/bachhoes_up.gif";
	}else{
		blocking("f_backhoes", "block");
		bbackhoes.src = "/img/bachhoes_on.gif";
	}

	if( on_div != "f_compactor" ){
		blocking("f_compactor", "none");
		bcompactor.src = "/img/compactors_up.gif";
	}else{
		blocking("f_compactor", "block");
		bcompactor.src = "/img/compactors_on.gif";
	}
		
	if( on_div != "f_dozers" ){
		blocking("f_dozers", "none");
		bdozers.src = "/img/dozers_up.gif";
	}else{
		blocking("f_dozers", "block");
		bdozers.src = "/img/dozers_on.gif";
	}
		
	if( on_div != "f_excavators" ){
		blocking("f_excavators", "none");
		bexcavators.src = "/img/excuvators_up.gif";
	}else{
		blocking("f_excavators", "block");
		bexcavators.src = "/img/excuvators_on.gif";
	}

}


function blocking(nr, newstate)
{
	if (document.layers)
	{
		//current = (document.layers[nr].display == 'none') ? 'block' : 'none';
		document.layers[nr].display = newstate;
	}
	else if (document.all)
	{
		//current = (document.all[nr].style.display == 'none') ? 'block' : 'none';
		document.all[nr].style.display = newstate;
	}
	else if (document.getElementById)
	{
		//vista = (document.getElementById(nr).style.display == 'none') ? 'block' : 'none';
		document.getElementById(nr).style.display = newstate;
	}
}