var idkit;

var params = window.document.location.href.substr((window.document.location.href.indexOf("?")+1));
var tab_params = params.split("&");
var i;

for (i=0; i<tab_params.length;i++)
{
	tab_params[i] = tab_params[i].split("=");	
	if(tab_params[i][0] == 'id') { idkit = tab_params[i][1]; }
}

idkit = parseInt(idkit);
if(!(idkit)) { idkit = 500000 ; }