function AllLetters()
{
   if(event.keyCode!=0){
    if ((event.keyCode<65 || event.keyCode>90)&&(event.keyCode<97 || event.keyCode>122)&&(event.keyCode!=32))
	{
	  alert("only alphabets are allowed");
		event.keyCode=0;
	}
 }
}

function characterswithHyphen()
{

  if(event.keyCode!=0){
  
  if((event.keyCode<65 || event.keyCode>90)&&(event.keyCode<97 || event.keyCode>122)&&(event.keyCode!=32)&&(event.keyCode!=45))
  {
     event.keyCode=0;
  }
  }
}


function AllNumbers()
{
   if(event.keyCode!=0){
   if ((event.keyCode<48) || (event.keyCode>58))
	{
	    alert("only numeric values are allowed");
	   event.keyCode=0
	
	}
  }
}




function Characters()
{

  if(event.keyCode!=0){
  if ((event.keyCode<65 || event.keyCode>90)&&(event.keyCode<97 || event.keyCode>122)&&(event.keyCode!=32))
	{
	  
		event.keyCode=0;
	}
 }
}


function trim(str){
            return str.replace(/^\s*|\s*$/g,"");
  } 

function agecheck(ownerage)
{   
   age=ownerage.value;
   if(age!="")
    if((age<=18) || (age>=120))
	{
	 alert("Plz Enetr Age in Between 18 and 100")
	 ownerage.value="";	
	 ownerage.focus();	
	}	
}
 


function PhoneNumber(txtcon){
	if(txtcon.value.charAt(0)=="-"){
		alert("The first character is not a -")
		txtcon.value=""
		event.keyCode=0;
		return
	}
	if (((event.keyCode<48) || (event.keyCode>58))&&(event.keyCode!=45)){
		alert("Please enter number only");
		event.keyCode=0;
	}
	
	
}