function CallMe(src,dest)
{
var ctrl = document.getElementById(src);
// call server side method
PageMethods.GetContactName(ctrl.value, CallSuccess, CallFailed, dest);
}

// set the destination textbox value with the ContactName
function CallSuccess(res, destCtrl)
{
var dest = document.getElementById(destCtrl);
dest.value = res;
}

// alert message on some failure
function CallFailed(res, destCtrl)
{
alert(res.get_message());
}
function getVarationImage(color,size,style,dest)
{
var ctrl1 = document.getElementById(color);
var ctrl2 = document.getElementById(size);
var ctrl3 = document.getElementById(style);
//var ctrl4 = document.getElementById(prodId);
 //call server side method
PageMethods.loadVariationFirstImage1(ctrl1.value,ctrl2.value,ctrl3.value, CallSuccess,CallFailed, dest);

}