 <!--

function isNull(field)
	{
		if(field.value=="")
		{
			alert("Fields marked ' * ' are compulsory");
			field.focus();
			field.select();
			return true;
		}
		
	}
function isEmail(string) 
{
    if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
        return true;
    else
        return false;
}
	function isNumeric(field)
	{
		var str= field.value;
		if(isNaN(str) || str<0 )
		{
			alert("Enter a valid Number");
			field.focus();
			field.select();
			return false;
		}
		return true;
	}

 function checkPhone(field){
		var str = field.value;
		flag=false;
		if (isNaN(str)){
			for(var i=0;i<str.length;i++){
				var chr = str.charAt(i);
				if (isNaN(chr)){
					if(!((chr==" ")||(chr=="-"))){
						 flag=true;
						 }
				 }
             }
		 }
             if(flag)
               {
			             alert("Enter a valid Number");
					  field.focus();
					   field.select();
					   return false;
					  }

						return true;			
	}
   function chkOnSubmit(form){
     
           var s=""; 
						if(isNull(form.cname)){
							return false;
						}else if(isNull(form.uname)){
							return false;
						}else if(isNull(form.mail)){
							return false; 
						}else if(!isEmail(form.mail.value)){
						   alert("Enter valid email");
						   form.mail.focus();
						   form.mail.select();
					    	return false; 
						}else if(isNull(form.telphone)){
							return false;
						}else if(!checkPhone(form.telphone)){
							  return false;
						}else if(isNull(form.sadd)){
							return false;
						}else if(isNull(form.ccity)){
							return false;
						}else if(isNull(form.pstate)){
							return false;
						}else if(isNull(form.pcode)){
							return false;
						}else if(isNull(form.coun)){
							return false;
						}else if(isNull(form.message)){
							return false;
							}
                       return true;
   }
   -->