function formCheck(formStr1,formStr2,formStr3,formStr4,formStr5) {

	if (((formStr1 == '') | (formStr2 == '') | (formStr3 == '') | (formStr4 == '') |(formStr5 == ''))) {
		window.alert("Bitte überprüfen Sie folgende Angaben:\n\n" +
        "* Name                                \n" +
        "* Firma                                   \n" +
	    "* Land                           \n" +
        "* Telefonnummer                            \n" +
		"* Faxnummer                            \n" +
		"* E-Mail-Adresse                            \n\n" +
        "Diese Angaben sind zur Bearbeitung \n" +
        "des Auftrags unbedingt erforderlich!")
return false;
}
return true;
}

function BrowserCheck() {
	var b = navigator.appName
	if (b=="Netscape") this.b = "ns"
	else if (b=="Microsoft Internet Explorer") this.b = "ie"
	else this.b = b
	this.v = parseInt(navigator.appVersion)
	this.ns = (this.b=="ns" && this.v>=4)
	this.ns4 = (this.b=="ns" && this.v==4)
	this.ns5 = (this.b=="ns" && this.v==5)
	this.ie = (this.b=="ie" && this.v>=4)
	this.ie4 = (navigator.userAgent.indexOf('MSIE 4')>0)
	this.ie5 = (navigator.userAgent.indexOf('MSIE 5')>0)
	if (this.ie5) this.v = 5
	this.min = (this.ns||this.ie)
}

// automatically create the "is" object
is = new BrowserCheck()