function validateEmail(form1){      
       var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
       return emailPattern.test(form1); 
   }
   function chkform(form1)
   {
	
	  if(document.form1.name.value=="" || document.form1.name.value=="Name:")
    {
     alert("please enter your Name");
     document.form1.name.focus();
     return false;
    }
	
	  if(document.form1.address.value=="" || document.form1.address.value=="Address:")
    {
     alert("please enter your Address");
     document.form1.address.focus();
     return false;
    }
	  if(document.form1.telephone.value=="" || document.form1.telephone.value=="Telephone No:")
    {
     alert("please enter your Telephone");
     document.form1.telephone.focus();
     return false;
    }
	 else if(isNaN(document.form1.telephone.value))
		{
		alert("Please enter Number only");
		document.form1.telephone.focus();
		return false;
		}
    if(document.form1.email.value=="" || document.form1.email.value=="Email:")
    {
     alert("please enter email address");
     document.form1.email.focus();
     return false;
    }
	
    if(!validateEmail(document.form1.email.value))
    {
     alert("please enter correct email address");
     document.form1.email.focus();
     return false;
    }
  if(document.form1.nor.value=="" || document.form1.nor.value=="Number of Rooms:")
    {
     alert("please enter your Number of Rooms");
     document.form1.nor.focus();
     return false;
    }
	else if(isNaN(document.form1.nor.value))
		{
		alert("Please enter Number only");
		document.form1.nor.focus();
		return false;
		}
  
  if(document.form1.nop.value=="" || document.form1.nop.value=="Number of People:")
    {
     alert("please enter your Number of People");
     document.form1.nop.focus();
     return false;
    } 
	else if(isNaN(document.form1.nop.value))
		{
		alert("Please enter Number only");
		document.form1.nop.focus();
		return false;
		}
	
	if(document.form1.arrivaldate.value=="" || document.form1.arrivaldate.value=="Arrival Date:")
    {
     alert("please enter your Arrival Date");
     document.form1.arrivaldate.focus();
     return false;
    }   
	
	if(document.form1.numnight.value=="" || document.form1.numnight.value=="Number of Nights:")
    {
     alert("please enter your Number of Nights");
     document.form1.numnight.focus();
     return false;
    }   
	else if(isNaN(document.form1.numnight.value))
		{
		alert("Please enter Number only");
		document.form1.numnight.focus();
		return false;
		}
	if(document.form1.hereabout.selectedIndex==0)
    {
     alert("Please select How did you hear about us");
     document.form1.hereabout.focus();
     return false;
    }  
	
	if(document.form1.specify.value=="" || document.form1.specify.value=="Specify:")
    {
     alert("Please Specify");
     document.form1.specify.focus();
     return false;
    }  
    return true;
   }