function selected(fieldname,field) {
if (field.selectedIndex==0)
{
alert("Please select " +fieldname);
field.focus();
return false
}
return true
}

function no(fieldname,field) {
if (field.value != "")
			{
			var valid1="1234567890";
			var pvalue=field.value;
			var plength=pvalue.length;
				for (i=0;i<plength+1;i++)
				{
				var z=pvalue.substr(i,1);
					if (valid1.indexOf(z)==-1)
					{
					window.alert("Please enter proper "+fieldname);
					field.focus();
					field.select();
					return false;
					}
				}
			}
return true
}
function isBlank(s){
	var len =s.length
	var i
	for(i=0; i<len;++i){
		if(s.charAt(i)!=" ")
		return false
	}
	return true
}

function validate(fieldName, field){
	if(isBlank(field.value)){
		field.focus()
		field.select()
		alert("Please enter "+fieldName + ".")
		return false
	}
	return true
}

function fieldlength(fieldName,field,size){
	if(field.value!="")
	{
	if(eval(field.value.length)>size){
		field.focus()
		field.select()
		alert("Please enter "+fieldName + ".")
		return false
	}
	}
	return true
}



function telno(fieldname,field) {
if (field.value != "")
			{
			var valid1="1234567890 ,/-";
			var pvalue=field.value;
			var plength=pvalue.length;
				for (i=0;i<plength+1;i++)
				{
				var z=pvalue.substr(i,1);
					if (valid1.indexOf(z)==-1)
					{
					window.alert("Please enter a proper "+fieldname);
					field.focus();
					field.select();
					return false;
					}
				}
			}
return true
}