function submitenter(myfield,e)
{
var keycode;
if (window.event) keycode = window.event.keyCode;
else if (e) keycode = e.which;
else return true;
if (keycode == 13)
{
checkqueryandsubmit(myfield.form);
return false;
}
else
return true;
}
//-->



function checkqueryandsubmit(inForm) {
	submitValid=true;  
	for (var x=0;x<inForm.length;x++) { 
		if  (inForm[x].type=="text"){
			var t = new String();
			t = inForm[x].value;
			if (t=="") {
        		  submitValid=true;
        		  }
        	else
        		{
					re = new RegExp("^[a-zA-Z0-9]+$","g");
					if (!re.test(t)) {
						//submitValid=false;
					}
				}
		}
	}
	if (!submitValid) 
		alert('Cannot submit the search...');
	else
		inForm.submit();
}

function reset_subgroup(inForm)
{
	f = this.document.forms["my_form"];
	f.elements["ermsubgroup"].value = 0;
}

function groups_form_submit(ermgroup, ermsubgroup)
{
	f = this.document.forms["my_form"];
	f.elements["ermgroup"].value = ermgroup; 
	f.elements["ermsubgroup"].value = ermsubgroup; 
	f.submit();
}

function ermcoding_form_submit()
{
	f = this.document.forms["my_form"];
	f.submit();
}