function signupValidation() 
{
	var emailID=document.signupFrm.email;

	if (document.signupFrm.name.value =="")
	{
		alert("Please enter the required field:  Name");
		document.signupFrm.name.focus();
		return false;
	}
	
	if (document.signupFrm.phone.value =="")
	{
		alert("Please enter the required field: Phone");
		document.signupFrm.phone.focus();
		return false;
	}
	
	if (document.signupFrm.email.value == "")
	{
		alert("Please enter the required field: Email");
		document.signupFrm.email.focus();
		return false;
	}
		
	if (echeck(emailID.value)==false)
	{
		emailID.value="";
		emailID.focus();
		return false;
	}
	
	if (document.signupFrm.description.value == "")
	{
		alert("Please enter the required field: Type of music");
		document.signupFrm.description.focus();
		return false;
	}
} 


function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Please enter your valid Email")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please enter your valid Email")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please enter your valid Email")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please enter your valid Email")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please enter your valid Email")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please enter your valid Email")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please enter your valid Email")
		    return false
		 }
 		 return true					
}