// JavaScript Document
var change_month = function(select) {
	var str = new String(document.location);
	var array = str.split('php?');
	var url = (array.length > 1) ? array[0]+'php' : str;
	var str = new String(array[1]);
	var matchit = str.match('company_id=([0-9]+){2,}');
	var str = (matchit) ? new String(matchit[0]) : '';
	var array = str.match('([0-9]+){2,}');
	var params1 = (array && array.length > 0) ? 'company_id='+array[0] : '';
	document.frm.action = url+'?'+params1+'&date='+select.value;
	document.frm.submit();
}