var isMSIE = /*@cc_on!@*/false;
function chk_null(str){
if (typeof str != "undefined" && str != null ){
return 1;
}else{
return 0;
}
}
function getElementsByClass(searchClass) {
if (document.all) {
var classElements = new Array();
var allElements = document.all;
for (i = 0, j = 0; i < allElements.length; i++) {
if (allElements[i].className == searchClass) {
classElements[j] = allElements[i];
j++;
}
}
} else if (document.getElementsByTagName) {
var classElements = new Array();
var allElements = document.getElementsByTagName("*");
for (i = 0, j = 0; i < allElements.length; i++) {
if (allElements[i].className == searchClass) {
classElements[j] = allElements[i];
j++;
}
}
} else {
return;
}
return classElements;
}
function create_param(param,param_name,param_val){
if ( param ){ param+='&';}
param+=param_name+'='+encodeURI(param_val);
return param;
}