function submitOnce()
{
	for (i=0;i<document.forms[0].length;i++)
	{
		var tempobj=document.forms[0].elements[i];
		if(tempobj.type.toLowerCase()=="submit" || tempobj.type.toLowerCase()=="reset")
			//disable em
			tempobj.disabled=true;
	}
}

function submitEnabled()
{
	for (i=0;i<document.forms[0].length;i++)
	{
		var tempobj=document.forms[0].elements[i];
		if(tempobj.type.toLowerCase()=="submit" || tempobj.type.toLowerCase()=="reset")
			//enable em
			tempobj.disabled=false;
	}
}