var currentSize = '';
function updateFrame() {
	window.kVagn.location.reload();
	}

function changeFrameSize(ref_id,nrPixels) {
	frameVar = document.getElementById(ref_id);
	if(currentSize == '') {
		currentSize = frameVar.offsetHeight;
		}
	currentSize = currentSize+nrPixels;
	frameVar.height = currentSize;
}

function resetFrameSize(ref_id) {
	frameVar = document.getElementById(ref_id);
	frameVar.height = 120;
	currentSize = '';
}

function validateForm(){
  var errField = document.getElementById("msgfield");
  if(validateAll() && checkEmail()) {

    errField.style.visibility='hidden';
    return true;
  } else {
    errField.style.visibility='visible';
    return false;
  }
}

function checkEmail(){
  //var emailFilter=/^.+@.+\..{2,3,4,6}$/;
  var emailFilter = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
  var emobj = document.getElementById('epost')
  if (emailFilter.test(emobj.value)) {
    return true;
  } else {
    emobj.style.borderColor = "#ff0000";
   return false;

  }

}
function validateAll() {
	var chkFields = ['namn','adress','postnr','postadress','tele','epost'];
	for(i = 0;i < chkFields.length;i++) {

		var field = chkFields[i];
		var eRror;
		var obj = document.getElementById(field);
		if ( obj.value == "" ) {
				obj.style.borderColor = "#ff0000";
				eRror = 1;
			} else {
				obj.style.borderColor = "#C4C4C4";

			}
    }


  	if (eRror == 1) {
		//errField.style.visibility='visible';
		eRror = 0;
		return false;
	} else {
		//errField.style.visibility='hidden'
		return true;
	}

}

function updateTextbox() {
	var message = '';
	var inputField = document.getElementsByTagName("input");
	var antal = 0;
	for(var x = 0;x < inputField.length;x++ ) {
		if(inputField[x].className == 'artValues') {
			antal++
		}
	}

	var i = 0;
	for(i = 1;i <= antal;i++) {
		var chkFields = ['ID_','QUANTITY_','NAME_'];
		message += 'Order '+i+'\n';
		for(var o = 0;o < chkFields.length;o++) {
			var fieldname = chkFields[o]+i;
			var field = document.getElementById(fieldname);
			if(field.value) {
				var fHead;
				switch(chkFields[o]) {
					case "ID_":
						fHead = 'Art.Id';
						break;
					case "QUANTITY_":
						fHead = 'Antal';
						break;
					case "NAME_":
						fHead = 'Artikel';
						break;
					default:
				}
				message += fHead+': '+field.value+'\n';
				//alert(field.value);
			}
			
		}
		message += '\n';
	}
	document.forms[0].order.value = message
}