var suspend_toggle = 0;
function prevent_toggle()
{
	var now = new Date();
	suspend_toggle = now.getTime() + 500;
}
function toggle_details( id ) 
{
	var now = new Date();
	if( suspend_toggle && suspend_toggle > now.getTime() ) return;
	var style_content = document.getElementById('content'+id).style;
	var style_frame = document.getElementById('frame'+id).style;
	var style_link = document.getElementById('link'+id).style;
	if( style_content.display == "inline" )
	{	// Ausblenden
		style_content.display = "none";
		document.getElementById('linktext'+id).innerHTML = '<img src="/imgtool/plus.gif" alt="Details einblenden" style="border:0;"z /> einblenden';
		document.getElementById('margin'+id).className = "toggle_nomargin";
	}
	else
	{	// Einblenden
		style_content.display = "inline";
		document.getElementById('linktext'+id).innerHTML = '<img src="/imgtool/minus.gif" alt="Details einblenden" style="border:0;" /> ausblenden';
		document.getElementById('margin'+id).className = "toggle_margin";
		// bei ersten Einblenden den iFrame laden
		iframe = document.getElementById('iframe'+id);
		if( iframe && !iframe.src && iframe.title )
		{
			newframe = document.createElement("iframe");
			newframe.className = "customer_reviews";
			newframe.setAttribute("src",iframe.title);
			iframe.parentNode.replaceChild( newframe, iframe );
		}
	}
}