function NewWindow(mypage, myname, w, h, scroll,resize,loc,dir,stat) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+resize+',location='+loc+',directories='+dir+',status='+stat+''
win = window.open(mypage, myname, winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function searchform(form){
var errstr="";
if (form.search.value.length<1 || form.search.value == "search") {errstr="search word required\n";}
if(errstr!=""){alert(errstr);return false;}
document.wordsearch.submit();
}

function validatecontactdetails(form){
		 var errstr="";
		if (form.username.value.length<1) {errstr="Email address required\n";}
		    if(form.username.value.length>1){
		      if(form.username.value.indexOf('@',0)==-1 || form.username.value.indexOf('.',0)==-1){errstr=errstr+"Valid Email Address required:\n";}
		    }
		  if(errstr!=""){alert(errstr);return false;}
}