function askuser(form,obj){
	var len=form.length;
	if (obj.checked) {
		if (confirm("Do you wish to select another form? (Cancel will submit your selection)"))
		{
		}
		else
		{ 
			document.getElementById("btnContinue").click();
		}
	}
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		FCbarA_01_over = newImage("../gfx/FCbarA_01-over.gif");
		FCbarA_02_over = newImage("../gfx/FCbarA_02-over.gif");
		FCbarA_03_over = newImage("../gfx/FCbarA_03-over.gif");
		FCbarB_01_over = newImage("../gfx/FCbarB_01-over.gif");
		FCbarB_02_over = newImage("../gfx/FCbarB_02-over.gif");
		FCbarB_03_over = newImage("../gfx/FCbarB_03-over.gif");
		FCbarB_04_over = newImage("../gfx/FCbarB_04-over.gif");
		FCbarB_05_over = newImage("../gfx/FCbarB_05-over.gif");		
		preloadFlag = true;
	}
}

function isNumber(obj){
var flag = 0;
for(i=0;i<obj.value.length;i++){
  if((obj.value.charAt(i)>'9' || obj.value.charAt(i)<'0')){
   obj.focus();
   alert("'"+obj.value+"' is not a valid number or contains space");
   obj.value='1';
   flag=1;
   break;
  }
  else {
  	if (obj.value.charAt(i)>'0') {
		flag=1;
	}
  }
}
if (flag==0) {
   obj.focus();
   alert("Quantity must more than 0");
   obj.value='1';
}
}

function BlankRemark()
{
	var name=document.forms[0].remark.value;
	var blank="";

	if(name.length!=0)
	{
		for(i=0; i<name.length; i++)
			blank=blank.concat(" ");
	}

	if(name==blank)
	{
		document.forms[0].remark.focus();
		alert("please enter the reason for pending transmission in the remarks box.");
	}
}