function Trim(TRIM_VALUE)
           { 
             if(TRIM_VALUE.length < 1)
              {
                 return"";
              }
              TRIM_VALUE = RTrim(TRIM_VALUE);
              TRIM_VALUE = LTrim(TRIM_VALUE);
              if(TRIM_VALUE=="")
                {
                  return"";
                }
               else
                 {
                   return TRIM_VALUE;
                 }
             } //End Function

          function RTrim(VALUE)
           {
             var w_space = String.fromCharCode(32);
             var v_length = VALUE.length;
             var strTemp = "";
             if(v_length < 0)
              {
                return"";
              }
             var iTemp = v_length -1;

             while(iTemp > -1)
              {
                if(VALUE.charAt(iTemp) == w_space)
                 {}
                else
                  {
                    strTemp = VALUE.substring(0,iTemp +1);
                    break;
                  }
                iTemp = iTemp-1;

              } //End While
             return strTemp;

        } //End Function

function LTrim(VALUE){
var w_space = String.fromCharCode(32);
if(v_length < 1){
return"";
}
var v_length = VALUE.length;
var strTemp = "";

var iTemp = 0;

while(iTemp < v_length){
if(VALUE.charAt(iTemp) == w_space){
}
else{
strTemp = VALUE.substring(iTemp,v_length);
break;
}
iTemp = iTemp + 1;
} //End While
return strTemp;
} //End Function




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("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}