function verifyForm(theForm){
var msg='';
if ((theForm.price2.value!='blank')&&(theForm.price2.value!='')) {
		if ((Math.exp(theForm.price2.value)<='0') || ((theForm.price2.value)%1!=0)) {
				msg='Please input lowest price correctly'
		}
}else
{
		if ((theForm.ziua.value==0)
				||(theForm.luna.value==0)
				||(theForm.an.value==0)
				||(theForm.ziual.value==0)
				||(theForm.lunal.value==0)
				||(theForm.anl.value==0))
		{
				msg='Please select both the arrival and departure dates'
		} else
		if (((theForm.ziua.value>theForm.ziual.value)&&(theForm.luna.value==theForm.lunal.value)&&(theForm.an.value==theForm.anl.value))
				||((theForm.luna.value>theForm.lunal.value)&&(theForm.an.value==theForm.anl.value))
				||(theForm.an.value>theForm.anl.value))
		{
				msg='Please select Arrival date < Departure date'
		}

		var startdate=new Date(theForm.an.value, theForm.luna.value, theForm.ziua.value);
		var enddate=new Date(theForm.anl.value, theForm.lunal.value, theForm.ziual.value);
		var one_day=1000*60*60*24;
		var diff=(enddate.getTime()-startdate.getTime())/(one_day);
		if (diff>28) {
				msg='Please select a period of maximum 28 days'
		}
}

if(msg!=''){
		alert(msg);
		return false
}

}