var onload_functions = new Array();

onload_functions.push("image_preload()");



String.prototype.trim = function() {

    var x=this;

    x=x.replace(/^\s*(.*)/, "$1");

    x=x.replace(/(.*?)\s*$/, "$1");

    return x;

}



window.onload = function(){

    for (i = 0; i <= onload_functions.length-1; i++){

        eval(onload_functions[i]);

    }

}



function validateEmail(s){

    var patn = /^[_a-zA-Z0-9\-]+(\.[_a-zA-Z0-9\-]*)*@[a-zA-Z0-9\-]+([\.][a-zA-Z0-9\-]+)+$/;

    if(patn.test(s)) return 0;

    else return 1;

}

    

if(!document.img_p) document.img_p=new Array();

function image_preload(){

//    var img=new Array();

    document.img_p.push(new Array("img_home","gfx/home2_a.gif","",new Image));

    document.img_p.push(new Array("img_about","gfx/about2_a.gif","",new Image));

    document.img_p.push(new Array("img_order","gfx/order2_a.gif","",new Image));

    document.img_p.push(new Array("img_contact","gfx/contact2_a.gif","",new Image));

    document.img_p.push(new Array("img_blog","gfx/blog_a.gif","",new Image));

    if(document.images){

		for(i=0;i<document.img_p.length;i++){

			var obj=document.getElementById(document.img_p[i][0]);

			if(obj){

				document.img_p[i][2]=obj.getAttribute("src");

				document.img_p[i][3].src=document.img_p[i][1];

				obj.onmouseover=function(){

				    for(i=0; i<document.img_p.length; i++){

					    if(this.id==document.img_p[i][0]){

							this.src=document.img_p[i][3].src;

						}

					}

				}

				obj.onmouseout=function(){

				    for(i=0; i<document.img_p.length; i++)

					    if(this.id==document.img_p[i][0]) this.src=document.img_p[i][2];

				}

			}

		}

    }

}