// JavaScript Document

 function trimStr(str)
  {
     str=(str).replace( /^\s*/, "" );
     str=(str).replace( /\s*$/, "" );
     return str;
  }
  
function checkContact()
 {
    var frm=document.frmcontact;
	
	if(trimStr(frm.name.value)=="")
	 {
	     alert("Please enter your name");
		 frm.name.focus();
		 return false;
	 }
	 
	if(trimStr(frm.email.value)=="")
	  { 	  
	     alert("Please enter your email address");
		 frm.email.focus();
		 return false;
	  }
	if(trimStr(frm.email.value)!="")
	  {
	     var dotpos=frm.email.value.indexOf('.');
		 var amppos=frm.email.value.indexOf('@');
		 var lastpos=frm.email.value.length;
		 
		 if(dotpos<1 | amppos<1 | lastpos==amppos | lastpos==dotpos)
		  {
		    alert("Error in your email address");
			frm.email.focus();
		    return false;
	      }   		
	  }  	 
	  
	 
	  
	  
	  if(trimStr(frm.message.value)=="")
	  { 	  
	     alert("Please enter your message");
		 frm.message.focus();
		 return false;
	  }
 }

function prachk()
 {
    if(trimStr(document.frmcontact.apname.value)=="")
	 {
	     alert("Please enter your name");
		 document.frmcontact.apname.focus();
		 return false;
	 }
	
	if(trimStr(document.frmcontact.apemail.value)=="")
	  { 	  
	     alert("Please enter your email address");
		 document.frmcontact.apemail.focus();
		 return false;
	  }
	if(trimStr(document.frmcontact.apemail.value)!="")
	  {
	     var dotpos=document.frmcontact.apemail.value.indexOf('.');
		 var amppos=document.frmcontact.apemail.value.indexOf('@');
		 var lastpos=document.frmcontact.apemail.value.length;
		 
		 if(dotpos<1 | amppos<1 | lastpos==amppos | lastpos==dotpos)
		  {
		    alert("Error in your email address");
			document.frmcontact.apemail.focus();
		    return false;
	      }   		
	  }  
	 
	 if(trimStr(document.frmcontact.apaddress.value)=="")
	 {
	     alert("Please enter your address");
		 document.frmcontact.apaddress.focus();
		 return false;
	 }  
	 
	 var frm=document.frmcontact;
	 if(trimStr(frm.apphone.value)!="")
	   {
	       if(isNaN(trimStr(frm.apphone.value)))
		    {
			   alert("Please enter the phone number in numbers[0-9] only");
			   frm.apphone.focus();
			   return false;
			}
		   if(frm.apphone.value<0 | frm.apphone.value.indexOf('.')!=-1)
		   {
		       alert("Please enter the phone number correctly");
			   frm.apphone.focus();
			   return false;
		   }	
	   }
	  
	 if(trimStr(document.frmcontact.apcmnts.value)=="")
	  { 	  
	     alert("Please enter your remarks");
		 document.frmcontact.apcmnts.focus();
		 return false;
	  }	 
 }

/////////////////////////////////////////////////////////////////////////////////////////////////////////////
 function goNext(start)
 {
    document.form1.start.value=start;
    document.form1.submit();
 }
 ////////////////////////////////////////////////////////////////////////////////////////////////////////////