function flash_version(){
   var d, n = navigator, m, f = 'Shockwave Flash';
   if((m = n.mimeTypes) && (m = m["application/x-shockwave-flash"]) && m.enabledPlugin && (n = n.plugins) && n[f]) {d = n[f].description}
   else if (window.ActiveXObject) { try { d = (new ActiveXObject((f+'.'+f).replace(/ /g,''))).GetVariable('$version');} catch (e) {}}
   return d ? d.replace(/\D+/,'').split(/\D+/) : [0,0];
};


function is_flash(){
	
		if (flash_version()[0] >= 6 ) {
			
			$('.flash').css("display", "inline");
			$('.alternativ').css("display", "none");
		} 
		else {
			$('.flash').css("display", "none");
			$('.alternativ').css("display", "inline");
			
			
		}
}