function validphone(txt){
	var str=/^[\+0-9][0-9_-]+\d$/;
	if(!str.test(txt)){ //+91-011-41428132
		return false;
	}
	else{
		return true;
	}
}
function validate(){
	var doc,str,s;
	doc=document.enquiry;
	s=0;
	
	if(!doc.txt_name.value.length){
		alert("Please Enter Name");
		doc.txt_name.focus();
		return false;
	}
	if(doc.txt_name.value.length >0 && parseFloat(doc.txt_name.value)){
		alert("Please Enter Alphabets only in Name");
		doc.txt_name.value="";
		doc.txt_name.focus();
		return false;
	}
	if(!doc.txt_email.value.length){
		alert("Please Enter Email");
		doc.txt_email.focus();
		return false;
	}
	if(doc.txt_email.value.indexOf('@')==-1 || doc.txt_email.value.indexOf('.')==-1){
		alert("Please Enter Email Correctly");
		doc.txt_email.value="";
		doc.txt_email.focus();
		return false;
	}
	if(doc.txt_phone.value.length){
		if(!validphone(doc.txt_phone.value)){
			alert("Please Enter Phone in 000-000-0000 Format");
			doc.txt_phone.value="";
			doc.txt_phone.focus();
			return false;
		}
	}
	if(!doc.txt_subject.value.length){
		alert("Please Enter Subject");
		doc.txt_subject.focus();
		return false;
	}
	if(!doc.txt_comment.value.length){
		alert("Please Enter Comment");
		doc.txt_comment.focus();
		return false;
	}
}