var currentProj = 0;
$(document).ready(function() {   
  
 function imageresize() {  
 var many=$('.resizeimg').length;
 var x=$('.resizeimg')[1];
 for (var i=0;i<many;i++){
 		 				
  								 	var selected = $('.resizeimg')[i];
										var parent = $('.resize1')[i];
									 var contentwidth = $(parent).width();   
 									 var contentheight = $(parent).height();
	 								var prop = $(selected).attr('proportion');
									 if(prop){ 
									 $(selected).attr('width',contentwidth);    
									 $(selected)[i].attr('height',contentwidth*prop);
									return;
									};
  								 $(selected).attr('height',contentheight);
									 } ;
 
 
 }   
  
 imageresize();//Triggers when document first loads       
  
 $(window).bind("resize", function(){//Adjusts image when browser resized   
 imageresize();   
 });   
  
 });  
 <!-- Convertir todos los PNG en transparentes para IE, versiones anteriores a la 7-->
  function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   } 
	//correcting background images 
	 var elementNames = ["div", "body", "td","table"] // Put all the tags you want bg images for here 
	 var allBackgroundURLs = new Array() 
		for (j in elementNames) { 
					 tagName=elementNames[j]
	   				var tags = document.getElementsByTagName(tagName) 
     				var numTags = tags.length 
     				for (var i = 0; i < numTags; i++) { 
         				tag = tags[i] 
         				if (tag.style.backgroundImage.match("url")) { 
								 if (tag.style.backgroundImage.match("png")){
             			 		var srcName = tag.style.backgroundImage 
											srcName = srcName.substring(4,srcName.length - 1)
						 			 		tag.style.background = " transparent"
						 			 		tag.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+srcName+"')"
         		 			} 
				 				}
     				} 
		} 
   
}


function showPic(elem){
				 var big_pic=$(this);
				 
				 var obj=document.getElementById('bigPict');
				 obj.appendChild(big_pic);
				 
				 /*var pos = getElementAbsolutePos(obj);
				 alert (span_cur.style.top);
				 alert (span_cur.style.left);
				 span_cur.style.top=pos.y + "px";
				 span_cur.style.left=pos.x+ "px";
				 alert (span_cur.style.left);*/
				 };

function chg_big_pict(elem,srcBig,pictname,picttech){


$("#bigPict").attr({ src: srcBig });
$("#painting_name").text(pictname );
$("#painting_tech").text( picttech );


};





function SwitchProj(newProj)
	{

	if(currentProj==newProj) return;
	var curr='#flower'+ +String(currentProj);
  $(curr).attr('style','visibility: hidden;');
	curr='#set'+ +String(currentProj);
	$(curr).attr('style','visibility: collapse;display:none');
		curr='#flower'+ +String(newProj);
	$(curr).attr('style','visibility: visible;');
	curr='#set'+ +String(newProj);
	$(curr).attr('style','visibility: visible;display:block');
	curr = "images/gallery/"+frstPic[newProj]+".jpg";
		$("#bigPict").attr({ src: curr });
	$("#painting_name").text(frstPicnm[newProj] );
$("#painting_tech").text( frstPictc[newProj] );
	 currentProj=newProj;

	};