function newWindow(mypage,myname,w,h,features) {
if(screen.width){
var winl = (screen.width-w)/2;
var wint = (screen.height-h)/2;
}else{winl = 0;wint =0;}
if (winl < 0) winl = 0;
if (wint < 0) wint = 0;
var settings = 'height=' + h + ',';
settings += 'width=' + w + ',';
settings += 'top=' + wint + ',';
settings += 'left=' + winl + ',';
settings += features;
win = window.open(mypage,myname,settings);
win.window.focus();
}




function validEmail(email) {
invalidChars="/:,;"

if (email=="") {
return false
}

for (i=0; i<invalidChars.lenght; i++) {
badChar=invalidChars.charAt(i)
if (email.indexOf(badChar,0) > -1) {
return false
}
}
atPos=email.indexOf("@",1)
if (atPos==-1) {
return false
}
if (email.indexOf("@",atPos+1) !=-1) {
return false
}
periodPos=email.indexOf(".",atPos)
if (periodPos== -1) {
return false
}
if (periodPos+3 > email.length) {
return false
}
return true
}


function validForm(thisform) {





if (thisform.namn.value=="") {
alert("Du har inte angivit något namn")
thisform.namn.focus()
return false
}


if (thisform.telefonnr.value=="") {
alert("Du har inte angivit något telefonnummer")
thisform.telefonnr.focus()
return false
}


if (thisform.email.value=="") {
alert("Du har inte angivit någon e-mailadress")
thisform.email.focus()
return false
}

if (!validEmail(thisform.email.value)) {
alert("E-mailadressen är inkorrekt angiven. Försök igen")
thisform.email.focus()
thisform.email.select()
return false
}


return true


}