function zentriert()
{
var iMyWidth;
var iMyHeight;
iMyWidth = (window.screen.width/2) - (250 + 10)
iMyHeight = (window.screen.height/2) - (300 + 50)
var win2 = window.open("../kochangmaps/kochangmap.htm","Fenster2","status,height=600,width=500,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no")
}




function peterheim()
{
var iMyWidth;
var iMyHeight;
iMyWidth = (window.screen.width/2) - (225 + 10)
iMyHeight = (window.screen.height/2) - (317 + 50)
var win2 = window.open("peterheim_ocs.htm","Fenster2","status,height=635,width=450,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no")
}



function volkerkopetzky()
{
var iMyWidth;
var iMyHeight;
iMyWidth = (window.screen.width/2) - (225 + 10)
iMyHeight = (window.screen.height/2) - (317 + 50)
var win2 = window.open("volkerkopetzky_ocs.htm","Fenster2","status,height=635,width=450,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no")
}





function ralf()
{
var iMyWidth;
var iMyHeight;
iMyWidth = (window.screen.width/2) - (300 + 10)
iMyHeight = (window.screen.height/2) - (242 + 50)
var win2 = window.open("ralf_ocs.htm","Fenster2","status,height=485,width=600,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no")
}






function checkform(numb) {
	if (document.contact.firstname.value == "") {
		alert("Please specify your First Name !");
		return false;
	} 
	if (document.contact.realname.value == "") {
		alert("Please specify your Surname !");
		return false;
	} 
		if (document.contact.email.value == "") {
		alert("Please specify your Email Address !");
		return false;
	} 
		if (document.contact.textarea.value == "") {
		alert("Please type text into the Text Field !");
		return false;
	} 
}