function browser_check(){
	var browser = "unknown";
	var ver     = "0"
	var system  = "unknown";
	this.ver=parseInt(navigator.appVersion);
	this.agent=navigator.userAgent.toLowerCase();

	if(this.agent.indexOf("msie")>-1 && document.all &&!this.op5 &&!this.op6 &&!this.ie5&&!this.ie6){this.browser="ie";this.ver="4";}
	if(this.agent.indexOf("msie 5")>-1 && !this.op5 && document.designMode && !this.op6){this.browser="ie";this.ver="5";}
	if(this.ie5 && this.agent.indexOf("msie 5")>-1 && document.designMode){this.browser="ie";this.ver="5";}
	if(this.ie5 && this.agent.indexOf("msie 5.5")>-1 && document.designMode){this.browser="ie";this.ver="5.5";}
	if(this.agent.indexOf("msie 6")>-1 && !this.op5 && !this.op6 && document.designMode){this.browser="ie";this.ver="6";}
	if(this.agent.indexOf("gecko")>-1 || window.sidebar){this.browser="ns";this.ver="6";}
	if(!this.dom && document.layers){this.browser="ns"; this.ver="4";}
	if(this.agent.indexOf("opera")>-1){this.browser="opera";}
	if(this.agent.indexOf("opera 5")>-1 && window.opera){this.browser="opera";this.ver="5";}
	if(this.agent.indexOf("opera 6")>-1 && window.opera){this.browser="opera";this.ver="6";}
	if(this.agent.indexOf("mozilla")>-1 && document.designMode){this.browser="mozilla";this.ver="1.4";}
	if(this.agent.indexOf("firefox")>-1 && document.designMode){this.browser="firefox";this.ver="1";}
	if(this.agent.indexOf("firefox/0.")>-1){this.browser="firefox";this.ver="0";}
	// Windows systeme
	if(this.agent.indexOf("win")>-1){this.system="win";}
	if(this.agent.indexOf("nt")>-1 && this.agent.indexOf("win")>-1){this.system="nt";}
	if(this.agent.indexOf("windows 2000")>-1){this.system="nt";}
	if(this.agent.indexOf("xp")>-1 && this.agent.indexOf("win")>-1){this.system="xp";}
	//Mac
	if(this.agent.indexOf("mac")>-1){this.system="mac";}
	//	document.formular.browser.value=browser;
	//	document.formular.ver.value=ver;
	//	document.formular.system.value=system;
	//	document.formular.submit();

	return this;
}

function doSearch(frmname) {
	if (document.forms['frmsearch'].elements['ovs_search'].value != '' ) {
		document.forms['frmsearch'].submit();
	}
}



// für nix links
function n(){
	return;
}