if (document.images) {
	 browse_down=new Image(); browse_down.src="images/ccf_browse_mousedown_29px.png";
	 shelf_down=new Image(); shelf_down.src="images/ccf_myShelf_mousedown_29px.png";	
	 browse_over=new Image(); browse_over.src="images/ccf_browse_hover_29px.png"; 
	 shelf_over=new Image(); shelf_over.src="images/ccf_myShelf_hover_29px.png";
	 browse_out=new Image();  browse_out.src="images/ccf_browse_29px.png"; 
	 shelf_out=new Image();  shelf_out.src="images/ccf_myShelf_29px.png";	
	 browse_pressed=new Image();  browse_pressed.src="images/ccf_browse_depressed_29px.png"; 
	 shelf_pressed=new Image();  shelf_pressed.src="images/ccf_myShelf_depressed_29px.png";  
}  

function getCurrentLeftPanel(){
  return document.getElementsByClassName('active')[0].href.split('#')[1];
}

function amousedown(a){
	if(document.images){
		if(getCurrentLeftPanel() != a)
			eval('document.abutton_'+a+'.src='+a+'_down.src')
	}
}

function amouseover(a){
	if(document.images){
		if(getCurrentLeftPanel() != a)
			eval('document.abutton_'+a+'.src='+a+'_over.src');
	}
}

function amouseout(a){
	if(document.images){
		if(getCurrentLeftPanel() != a)
			eval('document.abutton_'+a+'.src='+a+'_out.src');
	}
}

function areset(a){
	current = getCurrentLeftPanel();
	if(getCurrentLeftPanel() != a){
		eval('document.abutton_' + a + '.src=' + a + '_pressed.src;');
		eval('document.abutton_' + current + '.src=' + current + '_out.src;');
	}
}