function init(){
    var divs, i, div, divid, links, firm_link
	divs = document.getElementsByTagName('div');
	for(i=0;i<divs.length;i++)	{
		div=divs[i];
		if (div.id.indexOf('firm_') > -1){
			TooglePanel(div.id);
		}
	}
	
	links = document.getElementsByTagName('a');
	for(i=0;i<links.length;i++)	{
		firm_link=links[i];
		if (firm_link.id.indexOf('firm_link') > -1){
			firm_link.onmouseover = function(){TooglePanel(this.id.replace("link", ""));};
			firm_link.onmouseout = function(){TooglePanel(this.id.replace("link", ""));};
		}
	}
};

function TooglePanel(id){
	var panel
	panel = document.getElementById(id)
	if (panel){
		if (panel.style.display == 'none'){
			panel.style.display = ''
		}else{
			panel.style.display = 'none'
		}
	};
};

function AddOnload(func){
    if(window.addEventListener) 
    window.addEventListener('load', func, false);
    else if(document.addEventListener)
    document.addEventListener('load', func, false);
    else if(window.attachEvent)
    window.attachEvent('onload', func);
};
AddOnload(init);