function trim_all(strObjName){ 
	//this function removes the spaces from the variables
        var strObj = strObjName;
        var strRet = "";
        for (i = 0;i < strObj.length;i++)
        {
                if(strObj.charAt(i) != " " && strObj.charAt(i) != "")
                        strRet = strRet+strObj.charAt(i);
        }
        return strRet;
}

function getEXT(filename){

  var dot_pos = filename.lastIndexOf(".");
if(dot_pos == -1)
return"";
document.junk.ext.value = filename.substr(dot_pos+1).toLowerCase();

return filename.substr(dot_pos+1).toLowerCase();

   


}

function checkme(){
//alert("a");
	
	var newsTITLE = document.junk.newsTITLE;
	var source = document.junk.source;
	var source1 = document.junk.source.value.substring(7);
	//alert()
	var newsdetails = document.junk.newsdetails;
	var image = document.junk.image;
	var imgtest = document.junk.imgtest;
	
	var ext = getEXT(document.junk.image.value)
	

	if(trim_all(newsTITLE.value) == ""){
    document.getElementById('cnalert').style.display = 'block';	
	newsTITLE.focus();
	return false;
	}else{
	document.getElementById('cnalert').style.display = 'none';		
	}
	
   if(trim_all(newsdetails.value)==""){
	document.getElementById('cdesc').style.display ='block';
	newsdetails.focus();
	return false;
	}else{
	
	document.getElementById('cdesc').style.display ='none';
	}
	
	if(source1 == ""){
	
	document.getElementById('linkalert').style.display = 'block';
	source.focus();
	return false;
	}else{
	document.getElementById('linkalert').style.display = 'none';
	}
	
	if(imgtest.value == 1){
	if(trim_all(image.value) != ""){
		 if(ext!="jpg" && ext !="png" && ext !="gif" && ext !="bmp")
	{
	 	  document.getElementById('ialert').style.display = 'block';
	image.focus();
	return false;
	
	}
	
	else{
		
		  document.getElementById('ialert').style.display = 'none';
	}
	}
	}else{
	if(trim_all(image.value) == ""){
		document.getElementById('imalert').style.display='block';
		image.focus();
		return false;
	}else if(ext!="jpg" && ext !="png" && ext !="gif" && ext !="bmp")
	{
	  document.getElementById('imalert').style.display='none';
	  document.getElementById('ialert').style.display = 'block';
	image.focus();
	return false;
	
	}
	
	else{
		document.getElementById('imalert').style.display='none';
		  document.getElementById('ialert').style.display = 'none';
	}
	
	
	
	}
	
	document.junk.updte.value = 1;
	return true;
}